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Leiden leaf c.s. under microscope
Cancelled Stamp From The United States Featuring Five Native American Tribes That Were Forced To Resettle In The State Of Oklahoma.
Petrified wood, 20 million years old wood. Wood turned into stone
Tiger’s eye mineral stone sample macro photography
A chert conglomerate from the Fig Tree Formation of the Barberton greenstone belt
Details of a fragment of a quartz crystal geode
Piece of natural mineral gemstones in gift store
American colony, New Sweden.
Tasty nori seaweed as a background. Top view.
Naturally formed geological formation shale close-up
Fossilised Fish
Big natural stone green amber on white background
City Square information sign in Boston, Massachusetts, USA.
pyrite iridescent round shape. Beautiful mineral, background, texture. Soft focus selective focus
Minnesota County Shapes and Names at State Capitol Building in St. Paul Minnesota
a sample of minerals from nature
Mikroklin Amazonit Kristall peak Teller County, Colorado
Isolated sample of a Quartzite rock on texture background. Quartzite Metamorphic Rock sample. Quartzite stone isolated.
Blastomycosis is a fungal infection caused by inhaling Blastomyces dermatitidis spores. If it involves only the lungs, it is called pulmonary blastomycosis. Only about half of people with the disease have symptoms, which can include fever, cough, night sweats, muscle pains, weight loss, chest pain, and feeling tired.
The stalactites are in wooden trays in an exhibition hall
A 1998 Austria postage stamp with an illustration of a landscape scene within Kalkalpen National Park in Upper Austria; postmarked in Vienna (Wien).
old book isolated on white background
Fragment of uranium or yellow cake
Natural stones for jewelry and decoration.
nephrite mineral stone
Charyn Canyon and the Valley of Castles known as Grand Canyon of Kazakhstan.
Magnified close up of an igneous rock with metallic minerals in the cracks.
L'anse aux Meadows, Canada - June 28, 2015: The plaque explaining the timeline and historical significance of the L'anse aux Meadows site in Newfoundland, Canada, by the Historic Sites and Monuments Board of Canada.
Vintage book of 1794 first inner page
Free Images: "bestof:Fig5-Lyell.jpg Figure 5 Figures from the book Student's Elements of Geology 1870 Charles Lyell Free for all use PD-old Figures from Student's Elements of"
Female student with open tree identification book looking at tree leaves to identify species.jpg
Lewis_Carroll_-_Henry_Holiday_-_Hunting_of_the_Snark_-_Plate_10.jpg
Stanisław Samostrzelnik, Św Stanisław.jpg
Monument_Symbolism:_Female_Figure.jpg
Libation Macron Louvre G149.jpg
architecture-building-germany-home-253904.jpg
united-kingdom-scotland-roslin-1672630.jpg
Girl_sitting_on_the_grass.jpg
school-book-know-study-education-1661731.jpg
school-book-know-read-learn-1661730.jpg
Fluoresce figures.jpg
Student walking across the patio.jpg
Black metal figures.jpg
Three figures.jpg
Palaistra_scene_Louvre_G457.jpg
Student walking by the main entry building.jpg
An event leader helps an archery student practice her skills.jpg
Student being shown by teacher how to correctly hold bird being prepared for banding.jpg
Student carefully marks an turtle egg which notes its orientation in the nest.jpg
Teacher handing student wetland plants to put in newly established pond.jpg
A young student pretends to extinguish the flames of a pretend fire.jpg
Student pouring river water into beaker held by teacher and service employee overseeing in background.jpg
An environmental education student gets to feel the back of a young alligator on the refuge.jpg
Intercession_of_Charles_Borromeo_supported_by_the_Virgin_Mary_-_Detail_Rottmayr_Fresco_-_Karlskirche_-_Vienna.JPG
Ruby_2015-08-07-18.04.36_ZS_PMax_UDR.jpg
Metal door.jpg
Brick storefront.jpg
Seaside castle wall.jpg
Anglican church door.jpg
Carvings statue.jpg
Gallery windows.jpg
Turtle wall decoration.jpg
Flowered window with shooter.jpg
Window fence.jpg
Giorgione_-_Sleeping_Venus_-_Google_Art_Project_2.jpg
copper_oxide,_Helen_Folger_2015-08-07-13.52.41_ZS_PMax_UDR.jpg
Fluorite,_Helen_Folger,_with_foil_2015-08-07-17.50.41_ZS_PMax_UDR.jpg
Yard gate.jpg
Unique style of house construction.jpg
Bricks on house front wall art work.jpg
Iron fence on window.jpg
Old antique window.jpg
Old iron work on entrance door.jpg
Old iron work on window.jpg
Ornate yard gate.jpg
Red door and window.jpg
Weathered barn wood.jpg
Windows blinds drapes.jpg
Map_of_Lewis_and_Clark's_Track,_Across_the_Western_Portion_of_North_America,_published_1814.jpg
Lasioglossum_sedi,_F,_Side,_UT,_Garfield_County_2014-05-27-17.11.12_ZS_PMax.jpg
Lasioglossum_sedi,_F,_Face,_UT,_Garfield_County_2014-05-27-16.58.43_ZS_PMax.jpg
Stalactites_Stalagmites,_End,_VT,_Jefferson_Memorial_2015-08-07-12.12.07_ZS_PMax_UDR.jpg
Anti bird strike film on window.jpg
Entrance gate big gate from metal pipes.jpg
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Nomada_maculata,_m,_left_side,_Charles_Co._Maryland_2016-06-27-17.12.jpg
Nomada_maculata,_m,_back,_Charles_Co._Maryland_2016-06-27-16.44.jpg
Nomada_maculata,_m,_face,_Charles_Co._Maryland_2016-06-27-16.59.jpg
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Nomada_seneciophila,_m,_side,_md,_charles_county_2015-11-20-18.12.jpg
Nomada_seneciophila,_f,_back,_md,_charles_county_2015-11-20-17.25.jpg
Nomada_seneciophila,_f,_side,_md,_charles_county_2015-11-20-17.42.jpg
Nomada_seneciophila,_f,_face,_md,_charles_county_2015-11-20-17.31.jpg
Nomada_denticulata,_m,_right_side,_Charles_Co._Maryland_2016-06-27-16.34.47_ZS_PMax_UDR.jpg
Nomada_denticulata,_m,_back,_Charles_Co._Maryland_2016-06-27-16.02.25_ZS_PMax_UDR.jpg
Nomada_denticulata,_m,_face,_Charles_Co._Maryland_2016-06-27-16.19.00_ZS_PMax_UDR.jpg
Lasioglossum_platyparium,_f,_back,_Charles_Co.,_MD_2016-03-15-22.17.jpg
Lasioglossum_platyparium,_f,_side,_Charles_Co.,_MD_2016-03-15-23.30.jpg
Lasioglossum_platyparium,_f,_face,_Charles_Co.,_MD_2016-03-15-22.52.jpg
Marie_Antoinette_dauphine_Hébé_Drouais_Chantilly.jpg
Gottlieb-Jews_Praying_in_the_Synagogue_on_Yom_Kippur.jpg
Charles_Townshend,_2nd_Viscount_Townshend_by_Sir_Godfrey_Kneller,_Bt_(2).jpg
De_Champaigne,_Philippe,_The_Visitation,_1643-48.jpg
1870s,_Haseltine,_William_Stanley,_Isle_of_Capri,_The_Faraglioni.jpg
Conversation (Auguste Renoir) - Nationalmuseum - 19139.tif.tiff
Arab Horse Soldiers - Spahis.jpg
StikiJunior Mascot.svg
The_Four_Evangelists_(Abraham_Bloemaert).jpg
Classical landscape with small waterfall and village.jpg
Artgate_Fondazione_Cariplo_-_Varotari_Alessandro,_Europa_e_il_toro.jpg
The_Crucifixion_-_Google_Art_Project_(6867702).jpg
LIbby_Prison_by_David_Gilmour_Blythe,_1863.jpg
Jean-Baptiste-Camille_Corot_-_Agostina_-_Google_Art_Project.jpg
Departure_for_the_Hunt.jpg
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Elements_of_Euclid_page_005_figure_01.svg
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Elements_of_Euclid_page_009_figure_01.svg
Elements_of_Euclid_page_010_figure_01.svg
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Elements_of_Euclid_page_016_figure_01.svg
Elements_of_Euclid_page_016_figure_02.svg
Elements_of_Euclid_page_017_figure_01.svg
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