Home movies: Hitler's major domo swimming; swans; rowboat

Amateur films of "Hausintendant" Arthur (a.k.a. Willy) Kannenberg, major domo/house manager to Adolf Hitler. Lily pond, swans, rowboat, swimming (possibly a male relative of Kannenberg; similar facial structure). Teasing and feeding swans from end of rowboat. 01:04:20 Kannenberg swimming and frolicking with a blond woman, probably his wife Freda, from the rowboat. Surface dives. Both climb into boat. 01:08:55 Swans among the lily pads, filmed from rowboat. 01:11:25 The blond woman and Kannenberg in hats, in the boat. Two swans at water's edge.