If sample number zero is called by drop, arm will simply return as if zero was called by return
If sample number zero is called by drop, arm will simply return as if zero was called by return

USGSDenverPychron/pychron,USGSDenverPychron/pychron,USGSDenverPychron/pychron,UManPychron/pychron,USGSDenverPychron/pychron,NMGRL/pychron,UManPychron/pychron,UManPychron/pychron,UManPychron/pychron,NMGRL/pychron,NMGRL/pychron,NMGRL/pychron