Broermann, K. (1991). The emigration of the Mülheimers to Pennsylvania: Both a local and German culture picture from the 17th century. Windermere, Fla. (12404 Summerport Ln., Windermere 34786): R.N. Castleberry.

Broermann, Karl. The Emigration of the Mülheimers to Pennsylvania: Both a Local and German Culture Picture From the 17th Century. Windermere, Fla. (12404 Summerport Ln., Windermere 34786): R.N. Castleberry, 1991.

Broermann, Karl. The Emigration of the Mülheimers to Pennsylvania: Both a Local and German Culture Picture From the 17th Century. Windermere, Fla. (12404 Summerport Ln., Windermere 34786): R.N. Castleberry, 1991.