Airmail, 1918, 24¢ Carmine Rose & Blue, neat "First Trip" Boston, Mass. June 9 special circular cachet, socked-on-the-nose "Boston To New York" cancel centered on C3 with pronounced grounded plane variety vignette, with June 11, New York receiver on reverse, Very Fine. AAMC No. 105. Scott No. C3  Estimate $200 - 300. $0 (Image)

Airmail, 1918, 24¢ Carmine Rose & Blue, beautifully centered and post office fresh with immaculate, never hinged o.g.; Extremely Fine and choice. Scott No. C3  $140. $0 (Image)

Airmail, 1918, 24¢ Carmine Rose & Blue, top margin plate block of 12 with 2 plate numbers, arrow and "TOP" imprints, o.g., lightly hinged, 5 stamps never hinged, nicely centered throughout, strong vivid colors, ususal light gum bends, Very Fine. Scott No. C3  $1,200. $0 (Image)

Airmail, 1918, 24¢ Carmine Rose & Blue, block of eight with red plate number "8492" and "Top", cancelled by "Hartford Conn." double-ovals, one stamp with light tone spot, F.-V.F. a scarce used multiple. Scott No. C3  Estimate $200 - 300. $0 (Image)

Airmail, 1918, 24¢ Carmine Rose & Blue, Shifted Vignettes, group of six stamps showing shifted vignettes, bright and fresh, one with s.e. at bottom, o.g., one never hinged, F.-V.F. Scott No. C3 var.  Estimate $300 - 400. $0 (Image)