Section B1

Derring Room # 4009
B1.0 Old Rulers  
B1.1 Motion Detectors [3], [4], [6], [8]
Small wooden block [3], [4], [6]		 Cart Masses [4], [5], [6]
B1.2

Mass sets [4], [6], [8], [9]

 Small Pasco clamp [5], [9]
B1.3

Motion detector Mounting Bracket [8]

 End Stops [4], [5], [6]

B1.4

Rulers [1], [5], [7], [8], [10], [13], [18]

  
B1.5 Mounting hardware [4], [5], [6]  
B1.6 50g Mass hangers [4], [6], [8], [9]
track feet [4], [5], [6]
 Track pulley [4], [6]
track rod clamp [5]
B1.7 Spring scale [5]
Right angle clamp [8]		 Motion detector clamp [8]
B1.8 Large Pasco clamp [7], [9]  
B1.9 ray light source [13]