Webster Signature Database - Suggest Correction

Make your correction to this entry in the form below.
Changes will be reviewed by a curator before being included in the database.
Please input your name and email address, so a curator can contact you if they have questions regarding your suggested correction. Entries without a name and email address may not be taken seriously unless they can be independently verified.

Signature	Maker	Instruments	Comments	Location	References
MACKROW, J.	England, c.1780, NIM	Octants, ebony = DRE, P.C.; Hadley's Quadrant = OMM.	quadrant signed "Mackrow London."	4 Upper East Smithfield, London.	RSW.
MACKROW, J.	England, c.1780, NIM	Octants, ebony = DRE, P.C.; Hadley's Quadrant = OMM.	quadrant signed "Mackrow London."	4 Upper East Smithfield, London.	RSW.

Name:
Institution:
E-mail address:
Explain your correction here:
To protect against spam entries, please type the sum of 5 and 2 into this box (i.e. the number between 6 and 8):