Discovery reports (1929) Discovery reports discoveryreports11929inst Year: 1929 R.R.S. 'DISCOVERY': SCIENTIFIC EQUIPMENT 165 machines is seen in Fig. i. It will be noticed that the recording sheave is hung low down on the samson post, in which position it can easily be read and the indicator Fig. I. Section of rail of R.R.S. 'Discovery', showing light deck machine for hydrological or plankton work, with arrangement of boom, outboard platform, accumulator, etc. adjusted when necessary. For vertical nets in particular a considerable distance between water level and jib sheave is required, a
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Discovery reports (1929) Discovery reports discoveryreports11929inst Year: 1929 R.R.S. 'DISCOVERY': SCIENTIFIC EQUIPMENT 165 machines is seen in Fig. i. It will be noticed that the recording sheave is hung low down on the samson post, in which position it can easily be read and the indicator Fig. I. Section of rail of R.R.S. 'Discovery', showing light deck machine for hydrological or plankton work, with arrangement of boom, outboard platform, accumulator, etc. adjusted when necessary. For vertical nets in particular a considerable distance between water level and jib sheave is required, and if the recording sheave were slung from the