Detail
Type Ein. - Irlbruck is a Einöde (Outlying Farm).
BA Bogen - The Bezirksamt for Irlbruck is Bogen. The Bezirksamt is the District Office.
See Schwarzach NdBay. - A See notation means the entry is dependent on another entry. In this case, Irlbruck is dependent on Schwarzach NdBay., which should be consulted for additional information.