Critical Mass (fanzine)

(Did you mean a club or a filk group?)

A book review fanzine published by Don D'Ammassa.

Issue Date Pages Notes
1 July 1978 24
3 1979
5 1979

This is a fanzine page. Please extend it by adding information about when and by whom it was published, how many issues it has had, (including adding a partial or complete checklist), its contents (including perhaps a ToC listing), its size and repro method, regular columnists, its impact on fandom, or by adding scans or links to scans.