1908, 1¢ green, Shermack Type III, two singles, tied by "Detroit Mich. May 15 1910" duplex on multicolor illustrated Detroit Industrial Exposition illustrated cover to Meriden Conn., Very Fine. Scott No. 343  Estimate $100 - 150. $0 (Image)

1908, 1¢ green, Shermack Type III with Punch Control, intact perfs on both sides, perfin control punch type 90-53, rich color, tied by "New York, N.Y. Sta. V" machine cancel on unsealed cover to Pacific Grove Cal., clean and Extremely Fine. Scott No. 343  $450. The Shermack Company provided a device to punch perfins (perforated initials) in privately made coils just before the stamps were cut and attached to envelopes. The purpose was to discourage pilferage and misuse of stamps. $0 (Image)

1908, 1¢ green, Shermack Type III with Punch Control, intact perfs at right, perfin control punch type 90-56, tied by "Hudson Term. Sta. 1910" machine cancel on orange cover with De Laval Separator Co. illustrated corner card to Earleton Kans., additional advertisements on back; minor corner mends at left, Very Fine appearance, an attractive use. Scott No. 343  $450. $0 (Image)