http://www.gutenberg.org/ebooks/subject/30153.opds 2024-09-20T13:38:20Z Books about Arithmetic -- Outlines, syllabi, etc. (sorted by popularity) Free eBooks since 1971. Project Gutenberg https://www.gutenberg.org webmaster@gutenberg.org https://www.gutenberg.org/gutenberg/favicon.ico 25 1 2024-09-20T13:38:20Z https://sendtokindle.compellingsciencefiction.com/ebooks/52429.opds Fifteen Institute Lessons in Language, Arithmetic, and U.S. History William Francis Lewis Sanders