eter, or square, and from 2 to 5 feet stroke, line! with apple or other hard wood. ... A steam -cylinder has been placed between two vertical aa#39;r-cylinders, or a single air-cylinder has been placed below the ... In isolated cases beam condensing engines have been used and large expenditures have been made for them. ... They vary in diameter from 2 to 7 inches. ... and this was accomplished by making the tuyeres of an inner and an outer shell, the water circulating in the annular spaceanbsp;...
|Title||:||Stoddart's Encyclopaedia Americana|