The history or narrative of the great level of the Fenns called Bedford Level with a large map of the said level as drained, surveyed & described - Moore, Jonas 1617-1679 (Printed for Moses Pitt, 1685)
Goldsmiths'-Kress no. 02582.1. - Includes "A true and natural description of the great level of the Fenns", in verse: p. 71-81. - OCLC, 20886867. - Reproduction of original from Kress Library of Business and Economics, Harvard University. - Wing, M2571