Incunabula.
Gerson, J., 1363-1429. (Continued.) **Q).405.31 doctrinal’ exposicd Mgfi Joh’is Gerson sup septem psalmos peni- tenciales. 55b and 56 blank. [Coloniae. Ulricus Zell. About 1470.] 56 ff. 27 lines. 201% cm. No signatures. 7 sheets of 8 leaves each. Three- and four-line spaces left for capitals, but without the usual guide-letters. Capitals are filled in in red. Initial strokes and under strokes are supplied in red. Hain, *7628; Vouliéme, Der Buchdruck Kélns . . . (1903), p. 222, no. 493: Pollard, part 1, p. 184, col. 2; Pellechet, vol. 3, p. 550, no. 5181.
Goff? G-a3\ This card was printed at the Boston e Public Library, June 5, 1917.
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