A memorial for the release of Wm. Lyon Mackenzie
Subtitle: to the Hon. the House of Representatives of the U.S. of America, in Congress assembled
Publisher: Press of W.L. Mackenzie
Published: 1840
Place of publication: Rochester, N.Y
Language: eng
Subjects: Trials (Political crimes and offenses); Procès (Crimes et délits politiques)
Notes: Broadside.

Dated at end: March 24th, 1840.

Bottom portion of broadside left blank for signatures. To the lower margin of the broadside, four additional sheets of signatures have been attached (total additional length of 96 cm).

Probably printed at W.L. Mackenzie's press in Rochester, N.Y. The types are similar to those he used to print his "Caroline almanac" and "Who began the frontier troubles" both published by Mackenzie at Rochester in 1840.