Paul K. Dickman wrote:
I assume that this is a steam heating boiler.

They are usually assembled from a series of flat cast iron sections held
together by stay bolts.
....

I didn't tell the whole story: the boiler's already been disassembled by
the asbestos removal people and it's the sections that need to be broken
up. They're 4 - 5' wide & about 300 - 400 lbs each (I said it was a
HUGE boiler).

Bob