1235 ALBERTA TOWN CANCELS 1990-2010, on covers noting 485 different POCONS including 75 from closed post offices, a great specialist lot with a wide range of boxed, circular, and unframed varieties, the remaining 750 covers have large and small cds cancels plus some Klussendorf machine cancels with mild duplication, 250 are letter size covers and the rest legal size with above average cancel quality, retails over $1000, VF ($75+ US)