Kern's patent single skull rowing machine 1901. This machine was described by 'an experienced oarsman' in AG Spalding & Bros' Mail Order Catalogue 'to be the most perfect rowing machine ever produced' . A feature was the adjustment of the resistance so 'the weakersex can use the machine'. It cost $25.
Concept II Model B ergometer, 1985. By the time the model B appeared, indoor rowing was established as a sport in its own right, attracting hundreds of competitors to organised events. The covered, cast aluminium flywheel, digital readout and more adjustable mechanisms were new features.
Water Rower Classic, 1998. This machine uses mainly hardwood for its construction and a patented water flywheel mechanism to produce resistance. The volume of water can be varied to suit personal performance but does not alter the resistance.
The Bencowat Indicator rowing machine with a detachable sliding wooden seat. Distributed by A G Spalding & Bros. of Putney.
This machine has a large enamel dial indicating the distance travelled by the sculler in yards and meters.