Free ports the nature and necessitie of them stated - Worsley, Benjamin 1618-1677 (Printed by William Du-Gard, Printer to the Council of State; and are to bee sold by Nicholas Bourn in Cornhil, at the corner shop, at the entrance into the Exchange, 1652)
Goldsmith 1257. - Reproductions of the originals in the Henry E. Huntington Library and Art Gallery (Early English books), the University of London (Goldsmiths'-Kress library of economic literature) and the British Library (Thomason Tracts). - Signed at end: B.W. [i.e. Benjamin Worlsey]. - Thomason, 669.f.18[3]. - Wing (2nd ed.), W3612B