Detail
Type Rg. - Raygrod is a Rittergut (Landed Estate).
Kr Wirsitz - The Kreis for Raygrod is Wirsitz. A Kreis is a government district (similar to a U.S. county).
See Isabella 2) - A See notation means the entry is dependent on another entry. In this case, Raygrod is dependent on Isabella 2), which should be consulted for additional information.