National boilers, radiators, and specialties: catalog no. 26 (1920)
National Radiator Company · National Radiator Company · leaf 110
Size Inches A B C H 4 25^6 1H H 4^ 2% 1M 1 5^8 SH l|i IH QH 3!^ ifi 1H 6M 3^ lf| 2 7K 4M 2^ … Globe Sizes M 3* 1 %H A ....B .... c.... 2%2lA 3% 2^ 5U3%3 7 Sizes m 2 2K 3 A..... B .... C 7H4*1 8}44H 9H Q5A5 io ys 8K6 A when valves are open. A when valves are open. Right and Left-Hand Corner Type
