A few nice free image images I found:
Bird Parts page 303
Image by perpetualplum
This illustration is from "The Home and School Reference Work, Volume I" by The Home and School Education Society, H. M. Dixon, President and Managing Editor. The book was published in 1917 by The Home and School Education Society.
This drawing of the parts of a bird is from page 303
Jack and Jill
Image by perpetualplum
This illustration is from the public domain book, The Book of Knowledge, The Children’s Encyclopedia, Edited by Arthur Mee and Holland Thompson, Ph. D., Vol II, Copyright 1912, The Grolier Society of New York. The original copyright for these books was 1899.
This is from page 486, "Jack and Jill Went Up The Hill"
Brilliant Plumage between pages 306 and 307
Image by perpetualplum
This color illustration is from "The Home and School Reference Work, Volume I" by The Home and School Education Society, H. M. Dixon, President and Managing Editor. The book was published in 1917 by The Home and School Education Society.
This illustration from between pages 305 and 306 is of "Birds of Brilliant Plumage". In the illustration are the Scarlet Tanager, Indigo Bunting, Cardinal, Painted Bunting, Blue Jay, Goldfinch, Red-winged Blackbird.
