http://book.klll.cc/ebooks/author/105.opds?sort_order=release_date 2025-09-19T07:08:37Z Books by Humphrey, S. D. (Samuel Dwight) (sorted by release date) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-09-19T07:08:37Z https://book.klll.cc/ebooks/author/105.opds?sort_order=title Sort Alphabetically by Title 2025-09-19T07:08:37Z https://book.klll.cc/ebooks/author/105.opds?sort_order=downloads Sort by Popularity 2025-09-19T07:08:37Z https://book.klll.cc/ebooks/63517.opds A Practical Manual of the Collodion Process, Giving in Detail a Method For Producing Positive and Negative Pictures on Glass and Paper. S. D. Humphrey 2025-09-19T07:08:37Z https://book.klll.cc/ebooks/63428.opds The Daguerreian Journal, Vol. II, No. 2, June 1, 1851 Various 2025-09-19T07:08:37Z https://book.klll.cc/ebooks/63427.opds The Daguerreian Journal, Vol. I, No. 8, March 1, 1851 Various 2025-09-19T07:08:37Z https://book.klll.cc/ebooks/167.opds American Hand Book of the Daguerreotype S. D. Humphrey