When sending a change of address, the following points should always be included in the request: New address; old address; name of each periodical subscribed for.
To insure that complete lecture notices be printed in the Sentinel, detailed information should reach the Journal, Sentinel, and Herald Editorial Department regarding lectures in the United States and Canada, at least four weeks before the date of the lecture; in Great Britain and Ireland, at least five weeks before; in other European countries, at least eight weeks before.
