Webster's Unabridged Dictionary. by Various. (around 1900) gutenberg.org/ebooks/29765
The Every Day Book of History and Chronology. by Joel Munsell. 1858 gutenberg.org/ebooks/44028
A Polyglot of Foreign Proverbs. by Henry G. Bohn. 1857 gutenberg.org/ebooks/51090
French Idioms and Proverbs. by de V. Payen-Payne. 1905 https://www.gutenberg.org/ebooks/48130
The Sailor's Word-Book. by W. H. Smyth. 1867 gutenberg.org/ebooks/26000
A Military Dictionary and Gazetteer. by Thomas Wilhelm. 1881 gutenberg.org/ebooks/59563
A Concise Dictionary of Middle English from A.D. 1150 to 1580. by Mayhew and Skeat. gutenberg.org/ebooks/10625
A Concise Anglo-Saxon Dictionary. by J. R. Clark Hall. 1916 gutenberg.org/ebooks/31543
The Complete Opera Book. by Gustav Kobbé. 1919 gutenberg.org/ebooks/40540
An Illustrated Dictionary of Words used in Art and Archaeology. by John W. Mollett. 1883 gutenberg.org/ebooks/67629
A Complete Guide to Heraldry. by Arthur Charles Fox-Davies. 1909 gutenberg.org/ebooks/41617
Ireland in Fiction: A Guide to Irish Novels, Tales, Romances, and Folk-lore. by Stephen J. M. Brown (Stephen James Meredith) 1916 gutenberg.org/ebooks/66638
The Complete Herbal. by Nicholas Culpeper gutenberg.org/ebooks/49513
Synonyms and Antonyms: An Alphabetical List of Words in Common Use, Grouped with Others of Similar and Opposite Meaning by Edith B. Ordway. 1913 gutenberg.org/ebooks/73237
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