Poison Pen Press

Sources

Title	Type	Date	Names	Series
Masiform D #1	Periodical	1971-01	Deborah Langsam, Devra Michele Langsam	Masiform D Poison Pen Press (4)
Masiform D #2	Periodical	1972-03	Deborah Langsam, Devra Michele Langsam	Masiform D Poison Pen Press (10)
Masiform D #3	Periodical	1973-09	Deborah Langsam, Devra Michele Langsam	Masiform D Poison Pen Press (14)
The Holy Quail	Book	1973-09-01	Joyce Yasner	Star Trek fanzines Poison Pen Press (17)
Masiform D 5	Periodical	1976-12-15	Devra Michele Langsam	Masiform D Poison Pen Press (37)