Project Gutenberg #57532
Passages from the Life of a Philosopher
Charles Babbage
1864Babbage's autobiography and account of his calculating engines, prepared chapter by chapter from Project Gutenberg HTML.
Project Gutenberg #57532 Public domain in the United States Cover source Local typographic cover created for MojiMori from public-domain source metadata
2
words at B2 or above
A1
A2
B1
B2
C1
C2
C2+
highlighted
at or above your level