Pigeon. February 3, 1907. Danish. oil on canvas. Niels Peter Rasmussen, painter (1847-1918). Date and monogram Søndag (Sunday) 3. Febr. 1907 “NPR” on the upper left. Image source bruun-rasmussen.dk. In the public domain in the United States because the artist died over 100 years ago. via https://commons.wikimedia.org/wiki/File:Niels_Peter_Rasmussen_-Due-_1907.png
Gravand liggende i græsset.. July 12, 1906. Danish. Oil on cardboard. Niels Peter Rasmussen, painter (1847-1918). Inscribed with a monogram, location and date NPR” Viborg 12 Juli 1906 on the lower right. Image source bruun-rasmussen.dk. In the public domain in the United States because the artist died over 100 years ago. via https://commons.wikimedia.org/wiki/File:Niels_Peter_Rasmussen_-Gravand_liggende_i_gr%C3%A6sset-_1906.pngSkægmejse siddende på en kvist. May 20m 1916. Danish. Oil on cardboard. Niels Peter Rasmussen, painter (1847-1918). Inscribed with a monogram and the date on the bottom left: “NPR” 20 Mai 1916. In the public domain in the United States because the artist died over 100 years ago. via https://commons.wikimedia.org/wiki/File:Niels_Peter_Rasmussen_-_Sk%C3%A6gmejse_siddende_p%C3%A5_en_kvist.pngTre gråspurve venter på edderkoppen. December, 1902. Oil on canvas. . Niels Peter Rasmussen, painter (1847-1918). Monogram and date bottom right: “NPR” Decb 1902. Image source bruun-rasmussen.dk. In the public domain in the United States because the artist died over 100 years ago. via https://commons.wikimedia.org/wiki/File:Niels_Peter_Rasmussen_-Tre_gr%C3%A5spurve_venter_p%C3%A5_edderkoppen-_1902.png
“Lyme Pastures.” 1920. American. Signed and dated on the lower left. Currently located at the Dallas Museum of Art. In the public domain in the United States because the artist died over 70 years ago. via https://commons.wikimedia.org/wiki/File:William_Henry_Howe_-Lyme_Pastures(1920).jpg “Monarch of the Farm.” 1891. American. Oil on canvas. Signed on the lower left. Collections of the Smithsonian American Art Museum. In the public domain because the artist died over 70 years ago. via https://commons.wikimedia.org/wiki/File:Monarch_of_the_Farm_SAAM-1921.1.3_1.jpg
“American Beaver.” 1844. American. Plate number XLVI (46). Volume 1. After John James and John Woodhouse Audubon. Printed and colored by J. T. Bowen. Collections of the Cincinnati & Hamilton County Public Library. Genealogy & Local History Department. Artwork in the public domain due to age. via https://digital.cincinnatilibrary.org/digital/collection/p16998coll34/id/47/rec/2“Bos americanus, Gmel. American Bison or Buffalo. 1/7 Natural Size. Male.” 1845. Plate LVI (56). Volume 1. After John James and John Woodhouse Audubon. Printed and colored by J. T. Bowen. Collections of the Cincinnati & Hamilton County Public Library. Genealogy & Local History Department. Artwork in the public domain due to age. via https://digital.cincinnatilibrary.org/digital/collection/p16998coll34/id/57/rec/4 “Ursus americanus, Pallas. American Black Bear. Male and Female.” 1848. Plate CXLI (141). Volume 2. After John James and John Woodhouse Audubon. Printed and colored by J. T. Bowen. Collections of the Cincinnati & Hamilton County Public Library. Genealogy & Local History Department. Artwork in the public domain due to age. via https://digital.cincinnatilibrary.org/digital/collection/p16998coll34/id/146/rec/5
“Papilionidae: ornithoptera and papilio: Ornithoptera Brookeana Wallace and Papilio idaeoides gray.” Page 14. W. C. Hewitson del et Lithograph 1855. Hullmandel & Walton, printers. Collections of and digitalized by the Smithsonian Libraries. In the public domain due to age. via https://www.biodiversitylibrary.org/item/46120#page/14/mode/1up” Papilionidae: 3,4; Papilio dioxippus. 5; Papilio dioxippus. 6. Papilio Euryleon.” Page 18. W. C. Hewitson del et Lith 1855. Hullmandel & Walton, printer. Collections of and digitalized by the Smithsonian Libraries. In the public domain due to age. via https://www.biodiversitylibrary.org/item/46120#page/18/mode/1up” Papilionidae: Papilio III; 7. Papilio Wallace; 8. Papilio Onesimus.” W. C. Hewitson del et Lith 1855. Hullmandel & Walton, printers. Collections of and digitalized by the Smithsonian Libraries. In the public domain due to age. via https://www.biodiversitylibrary.org/item/46120#page/22/mode/1up