11 JULY 1958, Page 22

SIR,—None of your correspondents on Sunday °Wets vance has yet

pointed out the important fact that, though the Christian Church substituted the weekly commemoration of the Resurrection as a day of worship for the Jewish Sabbath, it was not until the seventh or eighth century that the Fourth Command- ment was regarded as relevant to the observance of Sunday. The Sabbatarian movement originated with the laity, and we find Gregory the Great (c. 600) protesting against the closing of public baths on Sundays.—Yours faithfully, I. S. MACARTHUR Huntspill Rectory, High bridge, Somerset