Featured Collection Items

MK-300 Side Scan Sonar Towfish

2007.023.001

Model MK-300 side scan sonar data recorder

2012.016.001

MK-300 side scan sonar original manual

2012.020.001

Klein Associates, Inc. MK-300 Sonargraph of Shipwreck

2014.028.s2570

Klein Associates, Inc. MK-300 Sonargraph

2014.028.s2571

Klein Associates, Inc. MK-300 Sonargraph of Long Beach Harbor

2014.028.s2572

Four People in Boat Including Martin Klein and Man on Dock with MK 300 Side Scan Sonar Towfish, Charles River, Boston, MA

2014.028.s2271

Martin Klein with Klein Associates Side Scan Sonar MK-300

2014.028.s0008