| Key | Value |
| addr:city | Milwaukee |
| addr:historic:1901 | 254; 256 West Water Street |
| addr:historic:1929 | 826 North Plankinton Avenue |
| addr:housenumber | 826 |
| addr:postcode | 53203 |
| addr:street | North Plankinton Avenue |
| building | industrial |
| building:architect | Buemming & Dick |
| building:architecture | neoclassical |
| building:levels | 6 |
| building:material | brick |
| building:units | 7 |
| building:use | commercial |
| historic | building |
| name:2014 | Bartels Building |
| name:historic | Otto Pietsch Dye Works |
| source | https://www.wisconsinhistory.org/Records/Property/HI111390; http://assessments.milwaukee.gov/remast.asp?taxkey=3610632000 |
| start_date | 1900 |