1935 3¢ Boulder Dam Stamp, Hoover Dam, Scott #774 Canceled, Purple, Rotary Print

Canceled 3¢ U.S. commemorative stamp issued September 30, 1935, to mark the dedication of Boulder Dam (now Hoover Dam) in Black Canyon of the Colorado River. The ceremony was led by President Franklin Roosevelt. Stamp features a detailed engraving of the dam nestled in rocky terrain. Originally named Hoover, then Boulder, and officially Hoover again. Printed using rotary press with perforations 11 x 10.5. Lightly mounted with stamp hinge tape, removable without damage. A key item for collectors of infrastructure-themed issues and New Deal-era commemoratives.
Features:
- Year: 1935
- Denomination: 3¢
- Subject: Boulder Dam / Hoover Dam
- Scott #: 774
- Color: Purple
- Cancel Type: Standard black cancel
- Printing: Rotary press
- Perforation: 11 x 10.5
- Mounting: Stamp hinge tape (removable, no gum disturbance)
- Fit Notes: Ideal for New Deal, engineering, and infrastructure-themed stamp collections