http://book.klll.cc/ebooks/author/53713.opds 2025-08-19T20:53:11Z Books by Hoff, J. H. van 't (Jacobus Henricus) (sorted by popularity) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-08-19T20:53:11Z https://nl.wikipedia.org/wiki/Jacobus_van_%27t_Hoff See also: nl.wikipedia 2025-08-19T20:53:11Z https://en.wikipedia.org/wiki/Jacobus_Henricus_van_%27t_Hoff See also: en.wikipedia 2025-08-19T20:53:11Z https://book.klll.cc/ebooks/66255.opds Voorstel tot uitbreiding der tegenwoordig in de scheikunde gebruikte structuur-formules in de ruimte (Dutch) J. H. van 't Hoff