Claude
The Artmaster cachet features detailed green engraved illustrations of classical architectural column capitals and decorative elements, with bold text reading 'HONORING AMERICAN ARCHITECTURE' and script 'First Day of Issue.' The 15-cent stamp depicts Trinity Church Boston, designed by H.H. Richardson (1838-1886), shown in a detailed engraved black-and-white vignette. The machine cancellation from New York, NY 10001 dated October 9, 1980 includes a 'FIRST DAY OF ISSUE' slogan cancel in black ink. The cover is unaddressed and in excellent condition.
Mistral
The cachet features detailed green illustrations of classical architectural elements, including column capitals and ornamental designs. The stamp, valued at 15 cents, depicts Trinity Church in Boston, designed by H.H. Richardson. The postmark is a machine cancellation from New York, NY, dated October 9, 1980, with a 'First Day of Issue' slogan. The cover is in pristine condition with no visible wear.
(The automatic summaries sometimes misidentify the postmark as part of the cachet artwork.)
