Category:An improved system of mnemonics

Media in category "An improved system of mnemonics"

The following 2 files are in this category, out of 2 total.

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  An improved system of mnemonics - or, Art of assisting the memory, simplified, and adapted to the general branches of literature, with a dictionary of words, used as signs of the arithmetical figures (14579677427).jpg 2,272 × 2,132; 536 KB
  
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  California Digital Library (IA improvedsystemof00cogl).pdf 795 × 1,300, 170 pages; 8.37 MB