Biology Lab Model

STARLING HEART LEVER LABAPPARA Nickel frame with nickle-silver spring and notched steel lever. The after-load lever comes with supporting screws & holes for attaching muscles.

Gender Exchangeable Catheterization Model (Unisex)

Bacteria Cell Model

Smithtype, encased in a metal case withfly-back action. At the right side case is the stop and start lever, the operation of which enables a timer starte and stopped as desired. On the other side of the case is a press which returns the hands to zero, after the mechanism has been stopped means of a stop lever. A subsidiary dial recording 0 to 60 minutes is below the second hand.