L. N. Isynwill books & textbook
At Your Door (Call of Cthulhu Horror Roleplaying, Modern Era, #2326)
Chaosium Inc. /1990T Paperback / 180 Pages
isbn-10: 0933635648 / isbn-13: 9780933635647
The Great Old Ones (Call of Cthulhu Horror Roleplaying, 1920s Setting)
Marcus L. Rowland Kevin A. Ross Harry Cleaver Doug Lyons L. N. Isynwill Tom Sullivan Sean Schoomaker John B. Monroe Greg Stafford E. C. Fallworth
Chaosium Inc. /1989-07-01 Paperback / 172 Pages
isbn-10: 0933635389 / isbn-13: 9780933635388
