23 covers from the 1850s through 1880s, mix of stampless, stationery, and covers with adhesives, several with red "U.States" in arc handstamp and matching "Paid 10", also note 1863 blue "U.States 10" in arc on cover to Toronto, 1863 blue "U.States" in arc with "Insufficiently Prepaid" two-line handstamp on cover to Vankleek Hill, and other interesting markings and frankings, somewhat mixed condition, still an interesting and scarce group for the specialist