Energy Conservation Stamp with Mesa Verde Cachet
This First Day Cover features the 13-cent Energy Conservation stamp (Scott 1547), postmarked October 20, 1977 from Washington, DC. The Gamm cachet showcases a striking woodcut illustration of Mesa Verde's cliff dwellings in Colorado, with terraced agricultural fields above. The design celebrates how the Ancestral Puebloans employed passive solar design and sustainable architecture centuries before modern energy conservation became a priority.
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The cachet features a woodcut-style illustration of the Mesa Verde cliff dwellings in Colorado, depicted in brown, yellow, and green tones, with terraced agricultural fields visible on the hillside above. Below the artwork, text explains that the cave dwellings represent early energy conservation principles through passive solar design. The stamp is the 13-cent USA Energy Conservation issue showing a stylized sun and lightbulb design in red, orange, and yellow. The postmark is a circular hand cancellation from Washington, DC dated October 20, 1977.
(The automatic summaries sometimes misidentify the postmark as part of the cachet artwork.)