128 A.2d 902 GAYLES v. WARDEN OF MARYLAND HOUSE OF CORRECTION [H.C. No. 57, October Term, 1956.]Court of Appeals of Maryland. Decided February 7, 1957. HABEAS CORPUS — Witnesses — Denial of Opportunity to Obtain. The denial of the opportunity to obtain witnesses relates to the regularity, rather than to the validity, of the proceedings, […]