The young man's companion : or, the several branches of useful learning made perfectly easy. Containing plain directions for a young man's attaining to reading, and write true English; ... Written by W. Mather. - Mather, W. (printed for J. and F. Rivington, L. Howes, W. Clark; and R. Collins, S. Crowder, [and 6 others in London],, 1775)