Digital collections

Diagram depicting depth of water as related to angle and scope of dredge ropefor operations conducted off the United States Fish Commission Steamer ALBATROSS. Cut 68 in: Deep-sea exploration : A General Description of the SteamerALBATROSS, Her Appliances and Methods, by Zera L. Tanner. 1897. NOAA Central Library Call No. VM453 .T36 1897 . (Image credit: Archival Photography by Steve Nicklas)