http://book.klll.cc/ebooks/subject/23229.opds 2025-11-15T20:20:11Z Books about Insects -- Collection and preservation Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-11-15T20:20:11Z https://book.klll.cc/ebooks/39275.opds Directions for Collecting and Preserving Insects Charles V. Riley 2025-11-15T20:20:11Z https://book.klll.cc/ebooks/59883.opds How to Collect and Preserve Insects Herbert H. Ross