Feld, M. D.2020-07-301987Feld, M. D. 1987. A theory of the early Italian printing firm, Part I: Variants of humanism. Harvard Library Bulletin XXXIII (4), Fall 1985: 341-377.0017-8136https://nrs.harvard.edu/URN-3:HUL.INSTREPOS:37363985en-USA theory of the early Italian printing firm, Part I: Variants of humanismJournal Article2020-07-30