A small table to find the day of the month for ever Which may be graven upon a piece of coine, the case of a watch, a tobaccho-box, or any such like. Very usefull for men of all sorts and qualities, to carry about them. Invented, and at first intended onely for private use, by W. Potter - Potter, William (printed by T.W. for R.E. are to b [sic] sold at the seven Starrs neer the North dore of Pauls Church, 1655)
Reproduction of the original at the British Library. - Title page is illustrated with a table. - Wing (2nd ed.), P3035