---------------+------------------------+----------------+------------------ | DIMENSIONS OF | ENGINE. | PADDLE- | VESSEL. | | WHEEL. +------------------------+----------------+------------------ | |Diameter of | | |cylinder. | |Length. | |Length of |Diameter. | |Breadth. | |stroke. | |Length of | | |Depth of | | |Number | |bucket. Names. | | |Hold. | | |of | | |Depth of | | | |Tonnage.| | |strokes.| | |bucket. ---------------+----+-----+----+--------+---+---+--------+----+----+-------- | ft.| ft. | ft.| |in.|ft.| | ft.|ft. | in. Isaac Newton |333 |40·4 |10·0| |81 |12 | 18-1/2 |39·0|12·4| 32 Bay State |300 |39·0 |13·2| |76 |12 | 21-1/2 |38·0|10·3| 32 Empire State |304 |39·0 |13·6| |76 |12 | 21-1/2 |38·0|10·3| 32 Oregon |308 |35·0 | -- | |72 |11 | 18 |34·0|11·0| 28 Hendrick Hudson|320 |35·0 | 9·6| 1,050 |72 |11 | 22 |33·0|11·0| 33 C. Vanderbilt |300 |35·0 |11·0| 1,075 |72 |12 | 21 |35·0| 9·0| 33 Connecticut |300 |37·0 |11·0| |72 |13 | 21 |35·0|11·6| 36 Commodore |280 |33·0 |10·6| |65 |11 | 22 |31·6| 9·0| 33 New-York |276 |35·0 |10·6| |76 |15 | 18 |44·6|12·0| 36 Alida |286 |28·0 | 9·6| |56 |12 | 24-1/2 |32·0|10·0| 32 ---------------+----+-----+----+-------+----+----+-------+----+----+-------- Averages |310 |35·8 |11·0| |71·8|12·1|20·8 |35·0|10·8| 37 ---------------+----+-----+----+-------+----+----+-------+----+----+-------- It may be observed, in relation to the navigation of those eastern rivers (for we do not here speak of the Mississippi and its tributaries), that the occurrence of explosions is almost unheard of. During the last ten years not a single catastrophe of this kind has been recorded, although cylindrical boilers ten feet in diameter, composed of plating 5-16ths of an inch thick, are commonly used with steam of 50lb. pressure.