U.S. & Worldwide Stamps & Postal History; The David Mace Collection of U.S. Stamps
April 24-25, 2018
| Images | Description | Current Bid |
 | Lot #2144 United States 1913-15 Panama-Pacific Exposition 1913 5c blue, right margin plate block of six, h.r., well centered, fresh color, fine-v.f.,  *Catalog #399 Catalog Value $1,900 | Price Realized $350.00 |
 | Lot #2145 United States 1913-15 Panama-Pacific Exposition 1913 10c orange, bottom margin Plate No. block of six, l.h., fresh, fine-v.f., scarce, *Catalog #400A Catalog Value $11,000 | Price Realized $4,000.00 |
 | Lot #2146 United States 1913-15 Panama-Pacific Exposition 1914 Perf.10, 1c green, left margin plate number block of six, n.h., well centered, fine-v.f., **Catalog #401 Catalog Value $650 | Price Realized $180.00 |
 | Lot #2147 United States 1913-15 Panama-Pacific Exposition 1914 10c orange, bottom margin plate number block of six, l.h. (missing gum in the selvage at bottom as often), fairly well centered, bright color, fresh, fine-v.f., *Catalog #404 Catalog Value $12,000 | Price Realized $5,000.00 |
