Ready reckoner for the use of merchants, masters of ships and measurers of timber

Ready reckoner for the use of merchants, masters of ships and measurers of timber. Comprising square and round timber of all dimensions reduced to cubic contents, deals and staves reduced to Quebec Standard, and the superficial or flat measure of planks, boards, etc., with several useful comparative results respecting lumber. Separate title-page in French. ''Explanation'' in English and French.