General schedule of supplies for fiscal year 1928, awards on definite and additional quantities of supplies on class 17 : Tires and tubes, 3rd quarter, fiscal year 1928, for period Jan. 1 to Mar. 31, 1928
Schedules include list of items, with description, price, contractor, and length of time required for delivery; regulations; and list of contractors, with addresses. Beginning in FY 1915, annual schedules are followed by supplements showing revised prices and additional awards for selected classes of supplies.