Rubber tubing and bungs, from the portable laboratory owned by Dr. H.G Butterfield, unsigned, 1930-1940 Rubber tubing and bungs 1930-1940
Rubber bung fitted with inlet and outlet pipes with stopcocks Rubber bung fitted with inlet and outlet pipes with stopcocks
Rubber bung fitted with inlet and outlet pipes with stopcocks Rubber bung fitted with inlet and outlet pipes with stopcocks
Rubber bung fitted with inlet and outlet pipes and stopcock Rubber bung fitted with inlet and outlet pipes and stopcock
Rubber bung fitted with inlet and outlet pipes and stopcock Rubber bung fitted with inlet and outlet pipes and stopcock
Bung fitted with inlet and outlet pipe and stopcock Bung fitted with inlet and outlet pipe and stopcock
Rubber bung fitted with inlet and outlet pipes with stopcocks Rubber bung fitted with inlet and outlet pipes with stopcocks
Rubber bung fitted with inlet and outlet pipe and stopcock Rubber bung fitted with inlet and outlet pipe and stopcock
Rubber bung, part of ureameter set in cardboard case by Parke, Davis and Co, American, c. 1900 Rubber bung from ureameter set by Parke, Davis and Co 1890-1910
Rubber bung fitted with inlet and outlet pipes and stopcock Rubber bung fitted with inlet and outlet pipes and stopcock
Rubber bung fitted with inlet and outlet pipes with stopcocks Rubber bung fitted with inlet and outlet pipes with stopcocks
Rubber bung fitted with inlet and outlet pipes and stopcock Rubber bung fitted with inlet and outlet pipes and stopcock
Rubber bung fitted with inlet and outlet pipes and stopcock Rubber bung fitted with inlet and outlet pipes and stopcock
Rubber bung fitted with inlet and outlet pipes with stopcocks Rubber bung fitted with inlet and outlet pipes with stopcocks
Rubber bung fitted with inlet and outlet pipes with stopcocks Rubber bung fitted with inlet and outlet pipes with stopcocks
Rubber bung fitted with inlet and outlet pipes and stopcock Rubber bung fitted with inlet and outlet pipes and stopcock
Bung fitted with inlet and outlet pipes with stopcocks Bung fitted with inlet and outlet pipes with stopcocks
Rubber bung fittd with inlet and outlet pipes with stopcocks Rubber bung fittd with inlet and outlet pipes with stopcocks
13 rubber test tube bungs associated with Warburg respiratory bath to measure gas up-take/changes in gas pressure, by blowing gas through liquid. c. 1964 Thirteen rubber test tube bungs
Rubber bung from ureameter set in cardboard case by Parke, Davis and Co, American, c. 1900. Rubber bung from ureameter set by Parke, Davis and Co 1890-1910
Rubber bung with inlet and outlet pipes fitted with stopcocks Rubber bung with inlet and outlet pipes fitted with stopcocks
Rubber bung fitted with inlet and outlet pipes with stopcocks Rubber bung fitted with inlet and outlet pipes with stopcocks
Rubber bung fitted with inlet and outlet pipes and stopcock Rubber bung fitted with inlet and outlet pipes and stopcock