This bound log book contains a hand plotted net calibration graph, some miscellaneous narrative notes, and almost daily data logs. There are three types of data sets recorded (not necessarily for each day). Calibration: distance towed, time up, Revs. up, time down, Revs. down, meters/sec vs. meters per revolution, M/S vs. M/R. There are also sets of data that record time net open, closed, vol. displ., vol. filtered. The third set of data is depth, time, vol. H20 filtered, displ. vol.
Many of SIA's holdings are located off-site, and advance notice is recommended to consult a collection. Please email the SIA Reference Team at osiaref@si.edu.