Publisher
- Central National Bank1
- Central National Bank of Greencastle, Indiana1
- Chas. A. McCann & David S. Koons1
- City Engineer1
- City Engineer's Office1
- City of Gary1
- City of Indianapolis1
- Claude E. Noble1
- Columbus Reproduction & Supply Company1
- Condit, Wright & Hayden?1
- County Surveyor1
- Crown Point Register1
- Cuno Kibele1
- Cyrus R. Clevenger1
- D. Frank Dreher1
- Daily Herald-Telephone1
- Davis & Kennedy1
- DeWolf, White & Company1
- Decatur Abstract and Loan Co.1
- Department of Metropolitan Development, Division of Planning and Zoning1