Baker Street Digressions was a catch-all publisher of small monographs, pamplets, and even a limited-run handbound book, most of which came out in the 1980s. Here's a checklist of BSD titles for the collectors out there:

Concerning the Later Life of the Maid Agatha, with some Sidelights on the Disposition of Another Canonical Figure of Note, a mini-monograph, December 1981, limited to 50 numbered copies.

"Very Hansom of You, Mr. Holmes" by Brad Keefauver, standard BSD format, September 1982, limited to 100 numbered copies.

HOLMES!, introduction and prologue, standard BSD format, December 1982, limited to 17 signed copies.

The Adventure of the Drowned Carp by Henry Watson III, standard BSD format, undated round robin by Tom Simpson, Bob Burr, George Scheetz, Alex Ciegler, Janet Ciegler, Brad Keefauver, Kathryn Carter.

HOLMES! the serial novel by Brad Keefauver
Standard BSD format, published serially, one chapter at a time.

Prologue and chapter one, May 1983.
Chapter 2, July 1983.
Chapter 3, September 1983.
Chapter 4, November 1983.
Chapter 5, February 1984.
Chapter 6, May 1984.
Chapter 7, August 1984.
Chapter 8, October 1984.
Chapter 9, February 1985.
Chapter 10, April 1985.

The Seventy Proof Solution: The Simpson-Burr Debate over the True Condition of Dr. Watson by Tom Simpson and Robert C. Burr, standard BSD format, September 1884.

The Laundrylist of Sherlock Holmes, standard BSD format, collection of mini-pastiches by Bob Burr, Brad Keefauver, Kathy Carter, Tom Simpson, and Ed Connor.

The Annotated John Clayton, 5 1/2 by 8 1/2 format with pullout map, September 1988.

Trapping the Neighbors on Baker Street by Brad Keefauver, BSD format, May 1995.

Highlanders: The Pocket Fanzine, paperback, May 1994.

Coffee with Mr. Sherlock Holmes, standard BSD format, limited to 9 numbered copies, 1994.

A Pocket Full of Sherlock Holmes by the Fore of the Scions, paperback, September 1996.

Another Pocket Full of Sherlock Holmes by the Fore of the Scions, paperback, September 1997.

The Adventure of the Dancing Men by Arthur Conan Doyle in Dancing Men Code, 4 1/4 x 11 format, undated.

The Palimpsest of Gloria Patri, The Scott Edition, Translated by Dellon P. Arthur, Mitchell O' Conan, Paster Johnson Doyle (a Hudson's code translation of "The Gloria Scott"), limited edition of sixteen, uncorrected proofs edition, June 2001.

The Rest Is Legend: The True Facts and Tall Tales regarding John Clayton, Cabman, 5 1/2 by 8 1/2 format, September 2001.