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logarithmic graphs on paper texture
February 1st, 01 cube calendar on wooden table
An illustration of a diagram of Continuous spectrum illustrating the process of light refraction through a photon lens
PH scale chart on blackboard
Solar radiation analysis of a public building. Multipurpose common public space analysis with parametric louvers to control sun exposure and radiation.
a scorecard.
Thulium, Ytterbium, Lutetium on the periodic table of the elements on black blackground,history of chemical elements, represents the atomic number and symbol.,3d rendering
Simple yellow triangular surface with binary computer data and hexagon pattern. Conceptual design in the domain of data, virtual reality, computing and technology.
Calcium carbonate chip in chemical watch glass with molecular structure on white laboratory table. Side view
December 1st, 01 cube calendar on wooden table
Results from a lung/pulmonary function test (PFT). Shows spirometry graphs and measurements. Results are within normal limits. PFTs are used to diagnose respiratory problems.
3d render. Green energy concept isolated on black background.
How a lithium ion battery works, 3d render, section. Battery charging and discharging. Ions flow from the anode to the cathode separated by a liquid electrolyte as the battery discharges energy
Beryllium periodic table element, mining, science, nature, innovation, chemical elements used in physics and other sciences
Retro library card with smudged stamped due dates from the 1960's
Periodic system. Closeup of some elements
Ball and Ring: Rate of Expansion and Contraction
August 1st, 01 cube calendar on wooden table
An illustration of discontinuous spectrum, occurs when excited atoms emit light of certain wavelengths,
blue bubble with h2 text
close up. figures on the financial chart .business background.
http://teekid.com/istockphoto/banner/banner3.jpg
CO2 level indicator in aquarium. Glass hang-on aquarium drop checker colours for monitoring optimal carbon dioxide amount in planted tank isolated on the white background with infographics.
Human hand change wooden cube block from 1.5??C to 2??C.
Number thirteen written on a red wooden cube of a calendar date.
Friday, September 13th on the calendar
Body Max Index
printout on a contraction monitor in a delivery room
Mechanical properties of springs according to Hooke's law. Digital illustration.
A kindergarten progress report card from the 1987 - 1988 school year. Reading readiness.
Free Images: "bestof:EB1911 Calorimetry Fig.5.jpg en EB1911 Calorimetry Fig 5 1911 Encyclopædia Britannica 1911 Hugh Longbourne Callendar other versions PD-old-70-1923 1911"
Al-Idrisi's_world_map.JPG
Statue Jean Guiton maire La Rochelle.jpg
Xavier GUICHARD directeur de la PJ de Paris de 1930 à 1934 (jeune).jpg
Newspapers_periodicals_10c_die_proof_1915_issue.jpg
keyboard-instrument-music-old-436488.jpg
Relief CoA of city, Carlos III bridge, Miranda de Ebro, Spain.jpg
Prokudin-Gorskii-19-v2.png
Entenhäuser_von_August_Haake.jpg
Gustave_Courbet_-_Le_Château_de_Chillon_-_Musée_des_Beaux-Arts_de_Belfort.jpg
CCC-ID_banquet_-_NARA_-_285420.tif
CCC-ID_banquet_-_NARA_-_285420.jpg
Roland_Garros.jpg
Sacramento,_California._A_typical_dwelling_in_Louis'_Camp_-_NARA_-_521730.jpg
Maricopa_County,_Arizona._Cotton_picker_coming_down_the_row_-_NARA_-_522045.jpg
Sacramento,_California._Close-up_of_home_in_Louis'_Camp_-_NARA_-_521721.jpg
Edison,_Kern_County,_California._Close-up_potato_camp_-_NARA_-_521784.jpg
Near_Eloy,_Pinal_County,_Arizona._Cotton_wagon_in_the_field_-_NARA_-_522240.jpg
Edison,_Kern_County,_California._Close-up_of_potato_camp_-_NARA_-_521782.jpg
Near_Coolidge,_Arizona._Gathering_lint_-_NARA_-_522209.jpg
Taos_County,_New_Mexico._Farm_Security_Administration_supervisor,_client_F.S.A._office,_Taos._-_NARA_-_521970.tif
Near_Eloy,_Pinal_County,_Arizona._New_cotton_lands_in_the_Eloy_District._-_NARA_-_522223.jpg
Taos_County,_New_Mexico._Farm_Security_assistant_supervisor_and_client,_FSA_office,_Taos._-_NARA_-_521971.tif
Taos_County,_New_Mexico._Farm_Security_representative_addresses_group_interested_in_the_setting_up_._._._-_NARA_-_521968.tif
Pinal_County,_Arizona,_outskirts_of_Eloy._Grower's_camp_for_cotton_pickers._-_NARA_-_522222.jpg
Contra_Costa_County,_California._Another_view_of_the_Davis_Auto_Camp_housing._-_NARA_-_521776.jpg
Near_Eloy,_Pinal_County,_Arizona._Grower's_camp_for_cotton_pickers._-_NARA_-_522224.jpg
Near_Eloy,_Pinal_County,_Arizona._Weighing_the_cotton_of_a_migrant_boy._-_NARA_-_522216.jpg
Pinal_County,_Arizona._Migratory_cotton_picker_working_in_the_field._-_NARA_-_522012.jpg
Near_Eloy,_Pinal_County,_Arizona._Twelve-year-old_boy_picking_cotton_in_the_field._-_NARA_-_522236.jpg
South_of_Eloy,_Pinal_County,_Arizona._Grower's_camp_for_migratory_cotton_pickers._-_NARA_-_522497.jpg
Tulare_County,_California._Cheap_auto_camp_housing_for_citrus_workers._-_NARA_-_521799.jpg
Maricopa_County,_near_Litchfield,_Arizona._Vosberg_Ranch,_grower's_camp_for_hop_pickers._-_NARA_-_522258.jpg
Near_Eloy,_Pinal_County,_Arizona._Mexican_cotton_pickers_walk_back_to_camp_for_lunch._-_NARA_-_522048.jpg
Contra_Costa_County,_California._Type_of_facilities_in_the_Davis_Auto_Camp._-_NARA_-_521773.jpg
Near_Coolidge,_Arizona._Farmhouse_on_Casa_Grande_cooperative_farm_project_(FSA)._-_NARA_-_522489.jpg
Taos_County,_New_Mexico._Farm_Security_Administration_supervisor,_client_F.S.A._office,_Taos._-_NARA_-_521970.jpg
Sacramento,_California._Close-up_of_living_conditions_for_children_in_Louis'_Camp._-_NARA_-_521723.jpg
Maricopa_County,_near_Litchfield,_Arizona._Vosberg_Ranch,_grower's_camp_for_hop_pickers._-_NARA_-_522259.jpg
Contra_Costa_County,_California._Entrance_to_labor_camp,_on_large-scale_fruit_ranch._-_NARA_-_521717.jpg
Pinal_County,_Arizona._Migratory_cotton_picker_weighing_in_his_morning's_work_at_the_cotton_wagon._-_NARA_-_522010.jpg
Near_Coolidge,_Arizona._Feedyard_at_Casa_Grande_farms_(FSA)._Dairying,_cattle_feeding,_and_cotton_p_._._-_NARA_-_522487.jpg
Pinal_County,_Arizona._Outskirts_of_Eloy._Grower's_camp_for_cotton_pickers._-_NARA_-_522381.jpg
Near_Buckeye,_Maricopa_County,_Arizona._(African-American)_cotton_pickers_plant_in_brush._-_NARA_-_522043.jpg
Eloy,_Pinal_County,_Arizona._Young_American_family_-_migratory_cotton_pickers,_in_town_on_Saturday_a_._._._-_NARA_-_522049.jpg
Eloy,_Pinal_County,_Arizona._Crowds_of_cotton_pickers_on_main_street_of_Eloy_late_Saturday_afternoon._-_NARA_-_522054.jpg
Near_Coolidge,_Arizona._White_cotton_picker_gathers_the_lint._-_NARA_-_522237.jpg
Near_Buckeye,_Maricopa_County,_Arizona._Migratory_cotton_pickers_in_grower's_camp._-_NARA_-_522242.jpg
Near_Buckeye,_Maricopa_County,_Arizona._Migratory_cotton_pickers_in_grower's_camp._-_NARA_-_522243.jpg
Coolidge,_Arizona._On_main_street_of_Western_cotton_town_Saturday_afternoon_during_cotton_harvest._-_NARA_-_522264.jpg
Coolidge,_Arizona._On_main_street_of_Western_cotton_town_Saturday_afternoon_during_cotton_harvest._-_NARA_-_522265.jpg
Eloy,_Pinal_County,_Arizona._Facade,_Arizona_cotton_town_during_harvest._-_NARA_-_522276.jpg
Eloy,_Pinal_County,_Arizona._Part_of_main_street_of_a_typical_Western_town._-_NARA_-_522277.jpg
Eloy,_Pinal_County,_Arizona._Part_of_main_street_of_a_typical_Western_town._-_NARA_-_522278.jpg
Eloy,_Pinal_County,_Arizona._Orange_and_blue_stamps_swell_the_migratory_cotton_pickers'_demand_for_f_._._._-_NARA_-_522281.jpg
Eloy,_Pinal_County,_Arizona._Photographers_also_migrate_with_the_cotton_pickers._Saturday_afternoon_._._._-_NARA_-_522282.jpg
Eloy,_Pinal_County,_Arizona._The_streets_of_Eloy_are_crowded_with_cotton_pickers_on_Saturday_afterno_._._._-_NARA_-_522283.jpg
Near_Buckeye,_Maricopa_County,_Arizona._Migratory_cotton_pickers_in_grower's_camps._-_NARA_-_522545.jpg
Chandler,_Maricopa_County,_Arizona._Auto_camp_for_cotton_pickers._-_NARA_-_522547.jpg
Eloy_District,_Pinal_County,_Arizona._Child_in_cotton_picker's_camp._-_NARA_-_522016.jpg
Eloy_District,_Pinal_County,_Arizona._Water_supply_for_migratory_cotton_pickers_in_FSA_mobile_camp_j_._._._-_NARA_-_522022.jpg
Coolidge,_Arizona._Toilet_in_district_on_edge_of_town_-_NARA_-_522035.jpg
Chandler,_near_Pima_County,_Arizona._"No_descriptive_detail_given"_(woman_leaning_against_car)._-_NARA_-_522039.jpg
Coolidge,_Arizona._Main_street_of_Coolidge_on_Saturday_afternoon_during_cotton_harvest._-_NARA_-_522056.jpg
Coolidge,_Arizona._Indians,_Negroes,_Mexicans,_and_white_Americans_buy_food,_clothing,_and_seek_recr_._._._-_NARA_-_522512.jpg
Eloy_District,_Pinal_County,_Arizona._Government_camp_for_migratory_pickers_near_Eloy,_Arizona._This_._._._-_NARA_-_522029.jpg
Eloy,_Pinal_County,_Arizona._Close-up_of_a_squatter_camp_-_NARA_-_522274.jpg
Eloy_District,_Pinal_County,_Arizona._Government_camp_for_migratory_pickers_near_Eloy,_Arizona._This_._._._-_NARA_-_522020.jpg
Edison,_Kern_County,_California._Children_of_young_migratory_parents._They_originally_lived_in_Texas._-_NARA_-_521786.jpg
Coolidge,_Arizona._Weighmaster_keeps_his_books_at_the_cotton_scales._-_NARA_-_522046.jpg
Taos_County,_New_Mexico._Farm_Security_assistant_supervisor_and_client,_FSA_office,_Taos._-_NARA_-_521971.jpg
Near_Buckeye,_Maricopa_County,_Arizona._Store_at_grower's_camp_for_migratory_cotton_pickers._Surplus_._._._-_NARA_-_522539.jpg
Near_Buckeye,_Maricopa_County,_Arizona._Migrant_(African-American)_cotton_picker_and_her_baby._-_NARA_-_522540.jpg
Near_Buckeye,_Maricopa_County,_Arizona._Sister_of_cotton_picker._-_NARA_-_522541.jpg
Eloy_District,_Pinal_County,_Arizona._Entrance_to_cotton_camp._-_NARA_-_522019.jpg
Eloy,_Pinal_County,_Arizona._Young_American_family_-_migratory_cotton_pickers,_in_town_on_Saturday_a_._._._-_NARA_-_522050.jpg
Eloy,_Pinal_County,_Arizona._Young_cotton_picker_wears_the_typical_Texas_sunbonnet_in_the_Arizona_co_._._._-_NARA_-_522235.jpg
Near_Coolidge,_Arizona._White_cotton_picker_gathers_the_lint._-_NARA_-_522238.jpg
Coolidge,_Arizona._On_main_street_of_western_cotton_town_Saturday_afternoon_during_cotton_harvest._-_NARA_-_522266.jpg
Eloy,_Pinal_County,_Arizona._The_streets_of_Eloy_are_crowded_with_cotton_pickers_on_Saturday_afterno_._._._-_NARA_-_522510.jpg
Near_Buckeye,_Maricopa_County,_Arizona._Migratory_cotton_pickers_in_grower's_camp._-_NARA_-_522544.jpg
Near_Buckeye,_Maricopa_County,_Arizona._Child_of_(African-American)_cotton_pickers_in_grower's_camp._-_NARA_-_522675.jpg
Eloy_District,_Pinal_County,_Arizona._The_cotton_wagon_arrives_at_the_ginyard._-_NARA_-_522520.jpg
Eloy,_Pinal_County,_Arizona._Main_street_of_a_western_cotton_town_on_Saturday_afternoon_during_harve_._._._-_NARA_-_522515.jpg
Eloy,_Pinal_County,_Arizona._For_the_possessions_of_migratory_cotton_pickers._-_NARA_-_522051.jpg
Eloy,_Pinal_County,_Arizona._Crowds_of_cotton_pickers_on_main_street_of_Eloy_late_Saturday_afternoon._-_NARA_-_522057.jpg
Pinal_County,_Arizona._Many_children_work_in_the_cotton_fields_around_Eloy_during_school_hours._-_NARA_-_522013.jpg
Pinal_County,_Arizona._Texas_cotton_picker_works_in_Arizona_cotton_field._-_NARA_-_522014.jpg
Cashion,_Maricopa_County,_Arizona._Self-resettlement_on_the_familiar_pattern_common_in_California,_W_._._._-_NARA_-_522521.jpg
Eloy,_Pinal_County,_Arizona._Storage_yard_of_cotton_mill_-_NARA_-_522518.jpg
Near_Coolidge,_Arizona._Feedyard_at_Casa_Grande_farms_(FSA)._Dairying,_cattle_feeding,_and_cotton_p_._._-_NARA_-_522486.jpg
Chandler,_Arizona._Twenty-seven_families_live_on_the_320-acre_farm._This_is_cooperative_subsistence-_._._._-_NARA_-_522176.jpg
Chandler,_Maricopa_County,_Arizona._Detail_of_unit_on_FSA_cooperative_part-time_farm._-_NARA_-_522197.jpg
Chandler,_Maricopa_County,_Arizona._The_community_building_of_the_FSA_co-operative_part-time_farm._-_NARA_-_522531.jpg
Cortaro_Farms,_Pinal_County,_Arizona._Letting_down_the_sack_from_the_scales,_old_migrant_cotton_pick_._._._-_NARA_-_522188.jpg
Cortaro_Farms,_Pinal_County,_Arizona._Quarters_for_Negro_cotton_pickers_on_industrialized_cotton_fa_._._._-_NARA_-_522498.jpg
Cortaro_Farms,_Pinal_County,_Arizona._Part_of_equipment_yard_seen_from_water_tower._-_NARA_-_522501.jpg
Cortaro_Farms,_Pinal_County,_Arizona._Quarters_for_Negro_cotton_pickers_on_industrialized_cotton_far_._._._-_NARA_-_522499.jpg
Cortaro_Farms,_Pinal_County,_Arizona._View_of_21,000_acre_industrialized_farm_looking_west_from_wate_._._._-_NARA_-_522500.jpg
Cortaro_Farms,_Pinal_County,_Arizona._Migratory_cotton_picker_on_Cortaro_Farms._-_NARA_-_522199.jpg
Cortaro_Farms,_Pinal_County,_Arizona._Migratory_cotton_picker_on_Cortaro_Farms._-_NARA_-_522194.jpg
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