Known Activities
Mueller served as the senior member of Mueller Bros., a firm described as well-known in Dundee. Beyond his role at the business, details of the firm's trade or the nature of its operations are not recorded in available sources. He is believed to have begun his working life as an apprentice around the age of fifteen, though the trade or employer to which he was apprenticed is not specified in current sources. (Source: Commemorative Portrait and Biographical Record of Kane and Kendall Counties, Illinois (1888))
His parents were John A. Mueller and Louisa (Wire) Mueller, who accompanied him from Germany to the United States. The family's circumstances prior to emigration and their reasons for settling in the Chicago area are not documented in available sources.
Timeline
| Year | Event |
|---|---|
| 1845 | Born in Germany |
| September 1853 | Arrived in Chicago with parents John A. and Louisa (Wire) Mueller |
| c. 1860 | Reportedly began working as an apprentice at approximately age fifteen |
| By 1888 | Established as senior member of Mueller Bros., Dundee |
Sources
- Commemorative Portrait and Biographical Record of Kane and Kendall Counties, Ill (1888). Available at archive.org.