Census Index - definition for the words Box, Piece, and Folio (General)

by admin , Forest of Dean, Friday, November 24, 2006, 19:55 (6575 days ago)

From the Forest of Dean Family History Website Dewey wrote:

I am finding the 1841 Census Index quite interesting.
Ccould SKS give me a definition for the words BOX, Piece, and Folio as they were used to head columns in the index?
Thank you, Dewey