I don't think so. W.R. Schaefer had 2 sons, J.R.F. & Richard, who I think was not a critical component of W.R. Schaefer & Sons, which began as a successor to John P. Schenkl.

I've seen the Crown over script A prior & I think it was on something of Dr. McPhail's??

Kind Regards,

Raimey
rse