U.S. & Worldwide Stamps & Postal History; The David Mace Collection of U.S. Stamps
April 24-25, 2018
| Images | Description | Current Bid |
 | Lot #1520 PANAMA 1906-07 1/2c-50c inverted centers, selection of 10 different (shades of 2c and 5c), also imperf. 1c green & black, center inverted, fine-v.f. * Catalog #185/103var | Price Realized $425.00 |
 | Lot #1521 PANAMA 1915 5c blue & black (Gatun Locks), center inverted, used, unobtrusive cancel, minor creases and toned spots on back, fine invert, with 2009 PFC, O Catalog #210a Catalog Value $650 | Price Realized $200.00 |
 | Lot #1522 PANAMA 1915 20c brown & black, center inverted, h.r., fine, * Catalog #212a Catalog Value $300 | Price Realized $150.00 |
