A one and one-half cent single piece rate per two ounces was in affect prior to April 1, 1945 for standard third class mail weighing up to eight ounces. Currently, the number of solo uses of the 4½¢ paying that rate for a piece weighing greater than 4 ounces but no more than 6 ounces is: 1.

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Description: 4½¢ Prexie on a cover from the State of Oregon in Portland to another Portland address paying 3 times the 1½¢ third-class rate per two ounces.

Owner/Source: Lot number 1450 in Schuyler Rumsey Philatelic Auctions Catalog for Sale No. 92 with items from Robert Schlesinger's Prexie Postal History Exhibit. The lot realized $350.

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