Yedid, Meir; Steven Schneiderman; George Schindler: Card Marx ©1983 Meir Yedid Softcover, saddle-stitched, 5.5x8.5", 16 pages

Image courtesy eBay seller Majuju

Comments: Artwork by Fred Kraus. Part of the New Wave Thaumatology series, Number Two. Originally came with a set of stickers to apply to your cards. A Twisitng the Aces effect with cards bearing the images of Groucho, Chico, Zeppo and Harpo (the Marx Brothers). Family Reunion is a four Ace assembly that climaxes with the Marx cards.
New Wave Thaumatology Series includes (not sure what 5 was?):
1 Sunny Side Up
2 Card Marx
3 Pasteboard Massacre
4 Shinko Nagisa's Twisting Arm Illusion
5 ???
6 Aldo Colombini's Knotty Knot
7 Harry Anderson's Gang of Four
8 Anthony Lindan's Star Gazer
9 Johnny Thompson's Prowling Jokers

Contents (partial from page images, numbers are not page numbers):

1 Foreword (Meir Yedid)

2 Card Marx: setup
3 - Routine

4 Family Reunion: Bonus Routine
5 - Extra for Experts: how to combine the two effects