Page:Proceedings of the Royal Society of London Vol 69.djvu/113

Rh Curve VII. Results at 4 per cent, from 70 to 86 per cent., with intersection at 77 '8 per cent.

All these curves were drawn originally on the same scale, namely, 1 mm. for O'l per cent, and O'OOOl c.c. contraction; only a selection is given as illustrations.