Sex efficiency through exercises : special physical culture for women / by Th. H. van de Velde ; [photos, by E. Steinemann].
339/426

- (canvas 340)

The image contains the following text:

MAJOR PELVIC ROTATION (HORIZON- TAL). The pelvis has returned to the initial position. The exercise b?gins anew. FILM 12. HH SUSPENSION- —MM FLEX:0N The thighs come to rest over the edge of the table and part slowly as they relax.