Bookplates by various artists but all for sale on the website of Thomas G. Boss Fine Books. Embarrassingly they are located within walking distance of me but I was unaware of them as far as I can recall until the last Antiquarian Book Fair here last fall. Images used with permission of Thomas G. Boss.

S. R. Shapiro bookplate (Ex Libris). American, by 1957. Designed by Bruce Rogers (1870-1957) who was a typographer and type designer. S. R. Shapiro was a New York City bookseller and noted Bruce Rogers collector. Image © Thomas G. Boss Fine Books. Fair use license. via https://www.bossbooks.com/bpimages/shapirobp7.jpg

Muriel Alderman bookplate (ex libris). Undated, but Muriel Alderman died in 1952 so a few decades before that. 1920s-1930s maybe. M. E. Webb (Margaret Ely Webb), designer (1887-1965). Image © Thomas G. Boss Fine Books. Fair use license. via https://www.bossbooks.com/bpimages/aldermanbp9.jpg
Hope G. Weil bookplate (ex libris). 20th c. American. Hope G. Weil was a bookbinder and perhaps designed this for herself. According to Worthpoint who has this bookplate on their website too, Ms. Weil was a bookbinder in New York City. Worthpoint link here https://www.worthpoint.com/worthopedia/bookbinder-tools-hope-weil-bookplate-503073164. Image © Thomas G. Boss Fine Books. Fair use license. via https://www.bossbooks.com/bpimages/weilbp22.jpg
Bookplate (ex libris) done in 1887 for Volney Streamer, author and librarian of The Players Club in New York City. Schmedtgen, New York City, maker. Image © Thomas G. Boss Fine Books. Fair use license. via https://www.bossbooks.com/bpimages/bp37streamer.jpg
D. H. McPherson Masonic bookplate (ex libris) printed on blue or grey paper. Undated, by 1917. American. Robert Sneider, engraver (1841-1917). Image © Thomas G. Boss Fine Books. Fair use license. via https://www.bossbooks.com/bpimages/56mcpherson.jpg
Bookplate (ex libris) for Eleanor Lydia Johnston done in 1938 for a collection of Romantic Literature. John W. Jameson, artist/designer. Signed and dated J.W.J. 38 on the lower left. Image © Thomas G. Boss Fine Books. Fair use license. via https://www.bossbooks.com/bpimages/65eljohnston.jpg

Bookplate (ex libris) printed in brown on tan paper. done for W.M.S. Engineering. 1898. Wilbur Macey Stone, artist (1862-1941). Signed and dated W.M.S. 1898. Image © Thomas G. Boss Fine Books. Fair use license. via https://www.bossbooks.com/bpimages/76wmstone.jpg

1930s Depression era bookplates, taken from a 1931 C. D. Reimers Bookplate Company catalogue. They were located in Fort Worth, Texas and were a firm owned by Charles Dietrich Reimers who was originally from Illinois and had been a first baseman on the Northwestern University baseball team.

Front cover of 1931 catalogue of bookplates from the C. D. Reimers Book Plate Company of Forth Worth, Texas. American. Image © 2023 James E. Arsenault & Company. Fair use license. via https://www.jamesarsenault.com/pages/books/6419/c-d-reimers-bookplates
Young woman in I think Ancient Greek or Roman dress stirring something, possibly creating a spell. Number 108 from a 1931 catalogue of bookplates from the C. D. Reimers Book Plate Company of Forth Worth, Texas. American. Image © 2023 James E. Arsenault & Company. Fair use license. via https://www.jamesarsenault.com/pages/books/6419/c-d-reimers-bookplates
Airplane and lighthouse. Number 113 from a 1931 catalogue of bookplates from the C. D. Reimers Book Plate Company of Forth Worth, Texas. American. Image © 2023 James E. Arsenault & Company. Fair use license. via https://www.jamesarsenault.com/pages/books/6419/c-d-reimers-bookplates
Owl with the caption reading: Who owns this book? I own this book. Number 114 from a 1931 catalogue of bookplates from the C. D. Reimers Book Plate Company of Forth Worth, Texas. American. Image © 2023 James E. Arsenault & Company. Fair use license. via https://www.jamesarsenault.com/pages/books/6419/c-d-reimers-bookplates
Young woman reading. Number 115 from a 1931 catalogue of bookplates from the C. D. Reimers Book Plate Company of Forth Worth, Texas. American. Image © 2023 James E. Arsenault & Company. Fair use license. via https://www.jamesarsenault.com/pages/books/6419/c-d-reimers-bookplates
Geometric design. Number 121 from a 1931 catalogue of bookplates from the C. D. Reimers Book Plate Company of Forth Worth, Texas. American. Image © 2023 James E. Arsenault & Company. Fair use license. via https://www.jamesarsenault.com/pages/books/6419/c-d-reimers-bookplates

Arts and Crafts bookplates or ex libris. British. Arthur Heygate Mackmurdo, designer. Collections of the William Morris Gallery.

Part-finished design for bookplate with initials within a wreath motif. Possibly created for Herbert Percy Horne. Undated. British. Pencil and ink on tracing paper. Collections of and © William Morris Gallery, London Borough of Waltham Forest, Fair use license. via https://www.wmgallery.org.uk/collection/artists-64/mackmurdo-arthur-heygate-1851-1942/initial/m/page/3/object/bookplate-design-for-hlph-a204viii
Design for a book plate for Arnold Dolmestsch that features a bird and lute motif. Dolmetsch was a French-born musician and instrument maker, and was a leading figure in the 20th-century revival of interest in early music. Undated. British. Pencil and ink. Collections of and © William Morris Gallery, London Borough of Waltham Forest, Fair use license. via https://www.wmgallery.org.uk/collection/artists-64/mackmurdo-arthur-heygate-1851-1942/initial/m/page/3/object/bookplate-design-for-arnold-dolmetsch-a204xix
Bookplate design for William Thomas Holmes Spicer who was an ophthalmic surgeon. Undated but before 1935. British. Ink on paper. Collections of and © William Morris Gallery, London Borough of Waltham Forest, Fair use license. via https://www.wmgallery.org.uk/collection/artists-64/mackmurdo-arthur-heygate-1851-1942/initial/m/page/3/object/bookplate-design-for-william-thomas-holmes-spicer-a204i