Photo by John Frick, 2025

Designation:	10in Rodman Gun M1861
Model:	10in Columbiad M1861 - rifled
Identification No:	SBIW 16: US

Designed by:	Rodman, Thomas Jackson
Built at:	Seyfert, McManus and Co
	Reading, Pennsylvania, USA
construction no:	452
Year :	1879
Rebuilt/Upgraded at:	South Boston Iron Works
Built as:	Seyfert 156: US, 1866
Item Category:	Artillery, Black Powder, Iron

Memorial Information
Owner:	US Government

Comments:

10in Rodman sleeved to 8in rifle, 2nd series

Current Status:	Static Display
Access:	Free Outdoor
Location:	Hal C Wyman War of 1812 Monument
	S Gibraltar Rd
	Gibraltar, Michigan, USA
Lat/Long	42.084551-83.207065	Click here to see location in Google Maps

Reference Documents / websites:

The Big Guns, pg 250: C133, 19

Click here to see our reference list

Last update to record: 2026-03-16