Reel 32
Container
Contains 1 Result:
Seidel's valve (numbers 1, 2 and 3), 1960 August 01
Item — Reel: 32
Scope and Contents
High speed photography of Seidel's valve with chordae tendineae in testing machine, with both straight-on and side views. 5 minutes.
Dates:
1960 August 01