The 1851 Essays

Draper, Welsh & Co

11-E6
3c Surface Printed on Card
Printed in black

11-E7a
3c Die Essay on India
Die Sunk
Printed in black, scarlet, brown-red and green

11-E7b
3c Die Essay on India
Printed in many colors

11-E7c
3c Die Essay on India (stamp size)
Printed in many colors

11-E7d
3c Die Essay on Bond
Printed in black, scarlet, blue-green, brown and blue

11-E7e
3c Die Essay on White Glazed Paper
Printed in black, scarlet, dark brown and blue

11-E8a
3c Die Essay on India
Printed in many colors

11-E8b
3c Die Essay on India
Printed in black, scarlet, green, brown and blue

11-E8c
3c Die Essay on White Glazed Paper
Printed in black, scarlet, dark brown and blue

11-E8D
Die Essay on Proof Paper
Mounted on Card
Black Only

11-E9b
3c Die on India
Printed in many colors

Bald, Cousland & Co

Bradbury, Wilkinson & Co

Danforth, Bald & Co.

Draper, Welsh & Co

Gavit & Co

Rawdon, Wright, Hatch and Edison

Toppan, Carpenter, Casilier & Co

Experimentals