Columbia Boiler age

[emitchell (Ed Mitchell, 24GI00106600)]

Can anyone give me a age on a Columbia Emerald series Boiler?
Model: EM-85
Serial: 1463R

Thanks

[ldapkus1]

I don’t see it in the latest Preston’s Guide.

[ccurrins (Christopher Currins, CMI)]

http://www.buildingcenter.org/columbia