I355

Where a Figure is shortened, let the Folds be closer together, and drawn round the Member in greater numbers, than where it is not shortened; thus the Eye being placed in E, the Figure M N throws the middle of each circulating Fold, further from its extreme, as it is more remote from the Eye; N O shows the extremes almost straight, being found directly over against the Eye; and P Q has an effect quite contrary to the first, N M.