LETTERBOX #4 (juncture), published in Summer 2009, featured contributions by Ed Baker, Jennifer Cooper, Melissa Eleftherion, Raymond Farr, Marco Giovenale, Vincent Katz, Richard Kostelanetz, Pablo Lopez, Charlie Malone, Richard Meier, Christopher Mulrooney, K. Silem Mohammad, Sara Mumolo, Sophie Pucill, Stephen Ratcliffe, Francis Raven, Kit Robinson and Mike Young. Copies still available for $8 plus $2 s/h.
LETTERBOX #3, published in May, 1994, featured contributions by Stephen Ratcliffe, Errol Miller, Bita Kavehzadeh, Beth Anderson, Arethusa Stevens, John M. Bennett, Spencer Selby, Michael Basinski, Paul Naylor, Michael Sylvester, Pasquale Verdicchio, Scott Bentley, Todd Ableser and Larry Eigner. Out of print.
LETTERBOX #2, published in August, 1993, featured contributions by Kit Robinson, Jennifer Cooper & José Frota, Shelley White, Beth Anderson, Jennifer Moxley, Chuck Cody, Sianne Ngai, Bill Luoma, David I. Sheidlower and Todd Ableser. Out of print.
LETTERBOX Premiere Issue, published December, 1992, featured Verse by Fanny Howe, Sianne Ngai, Lisa Jarnot, Jennifer J. Moxley and Beth Anderson; Prose by Bita Kavezadeh, Todd Ableser, Jennifer Cooper and Mel Freilicher; and Translation by Bill Luoma, Marisa Bernárdez and Victor Tsoi. Out of print.