"Proprietor of the park and hall, Muskego Lake; born in Prussia in 1837; the family came to America in 1851; spent two years at White Fish Bay, then came to Waukesha Co.; Ferdinand worked three years in Muskego; in 1867, he with his brothers, Frederick and William, bought a part of the present grounds, then overrun with brush, etc., and provided with only a log house; the brothers placed a few boats on the lake, built a good frame house, as a summer hotel, in 1874, and in 1877, built a hall, 36x40, arranged for dancing, picnic parties, etc.; it is situated in a beautiful grove on the banks of the Big Muskego Lake; the brothers, Ferdinand and William, now own the property, and propose building a larger hotel near the hall; they own 90 acres, and have on the lake fifteen large row boats, two sailing boats, and thirty or forty hunting boats." (Source: History of Waukesha County published 1880).

The 1900 census lists his occupation as Farmer.

"Proprietor of the park and hall, Muskego Lake; born in Prussia in 1837; the family came to America in 1851; spent two years at White Fish Bay, then came to Waukesha Co.; Ferdinand worked three years in Muskego; in 1867, he with his brothers, Frederick and William, bought a part of the present grounds, then overrun with brush, etc., and provided with only a log house; the brothers placed a few boats on the lake, built a good frame house, as a summer hotel, in 1874, and in 1877, built a hall, 36x40, arranged for dancing, picnic parties, etc.; it is situated in a beautiful grove on the banks of the Big Muskego Lake; the brothers, Ferdinand and William, now own the property, and propose building a larger hotel near the hall; they own 90 acres, and have on the lake fifteen large row boats, two sailing boats, and thirty or forty hunting boats." (Source: History of Waukesha County published 1880).

The 1900 census lists his occupation as Farmer.