Part of a Letter from Mr. George Howell, Surgeon, at Haverfordwest, to Mr. W. Watson, F. R. S. concerning the Extracting a Large Stone by an Aperture in the Urethra
George Howell. "Part of a Letter from Mr. George Howell, Surgeon, at Haverfordwest, to Mr. W. Watson, F. R. S. concerning the Extracting a Large Stone by an Aperture in the Urethra." Philosophical Transactions (1746) 215-218