Lot
1400 
1938, 15¢ Presidential, used with 20¢ Airmail (C21) tied by "Berkeley, Calif. Dec 18, 1940" duplex strikes on cover to Wake Island at the 35¢ rate, Very Fine and rare 35¢ rate. Scott No. 820 Estimate $300 - 400.
Cover is prepaid for the 35¢ per ½ ounce rate to Wake Island, which was an unpublished rate. Both the Wake and Midway rates were mentioned in an undated internal Post Office Department document circa 1941.
Realized: $240