Boyd's City Express (New York NY): 1861 Cover with enclosed letter franked Boyd's City Express Post 1c black on blue-grey, tied by oval PAID cancel, franked & Washington 3c tied by 'New York JUL 19 1861' cds, to Vermont. Sc 20L18 cat US$225. (P) (Image1)

Estimate AU$250

Boyd's City Express (New York, NY): ca 1849 Cover franked Eagle 2c black on green (sl flts) tied by 'Boyd's City Express NOV 24 9' red oval pmk. Sc 20L2 cat US$450. (P) (Image1)

Estimate AU$300

Boyd's City Express (New York NY) ca 1845 cover franked Eagle 2c black on green (not tied) with 'New York 24 NOV 5 cts' red cds. To Connecticut. Sc 20L4 cat US$75 on united cover. (Image1)

Estimate AU$70