fig 662A,
fig 662B, model,
fig 662C, drawing,
fig 662D, model,
fig 662E, model,
fig 662F, model,
fig 662G, model,
fig 662H, drawing,
fig 662I, drawing,
fig 662J, drawing,
fig 662K, drawing,
fig 662L, model,
fig 662M, drawing,