[handwritten][left side]to help in the great work.
Alcaptonuria & Cystinurea[sp?] are two other curious things. Cytiauria[sp?] goes in families, Alcaptonurea, which is very rare, is in 6 out of 8 cases known to young Ganod the offspring of first cousins. He & Bateson talked it over & it seemed [illegible] - how to fit with Batesons' ideas.
Bateson is beginning to think that sex is a segregate quality of the gamete just like roundness or greenness or pea count, & I can [illegible] will repay you to latle[?] . Being a segregate quality it might of course be segregate with haemoph. & colour blindness. Ys sinc.:
W. P. Henningham
[right side][obs stamp]Pearson Papers[end stamp]
40, Wimpole Street,
Nov. 28. 1904.
The Pseudohypertrophics & similar dystrophies attack the boys much more than the girls, but not exclusively.
The peroneal type attacks girls & boys I think pretty equally. It is not quite like a dystrophy, not yet quite like a polio myelitis, but a little like each. The favorite theory just now is I think that which ascribes it to diseases