Manual of the Enumeration :
Coffman, C. J. 1885-
Manual of the Enumeration : A Text Book on the Sciences of the Enumeration, Book one [electronic resource] / C. J. Coffman - Project Gutenberg, 2011 - Project Gutenberg 35998 .
Public domain in the USA.
Electronic text
Manual of the Enumeration : A Text Book on the Sciences of the Enumeration, Book one [electronic resource] / C. J. Coffman - Project Gutenberg, 2011 - Project Gutenberg 35998 .
Public domain in the USA.
Electronic text