Title
- The Billboard 1924-02-02: Vol 36 Iss 5110
- The Billboard 1924-03-29: Vol 36 Iss 13110
- The Billboard 1924-06-07: Vol 36 Iss 23110
- The Billboard 1924-11-22: Vol 36 Iss 47110
- The Billboard 1924-12-27: Vol 36 Iss 52110
- The Billboard 1925-01-03: Vol 37 Iss 1110
- The Billboard 1925-04-04: Vol 37 Iss 14110
- The Billboard 1925-06-20: Vol 37 Iss 25110
- Hopwood's Living pictures; their history, photo-production, and practical working109
- The Billboard 1907-03-16: Vol 19 Iss 11109
- The Billboard 1909-03-20: Vol 21 Iss 12109
- The Billboard 1921-10-22: Vol 33 Iss 43109
- The Billboard 1922-01-28: Vol 34 Iss 4109
- The Billboard 1922-05-20: Vol 34 Iss 20109
- The Billboard 1922-07-01: Vol 34 Iss 26109
- The Billboard 1922-07-15: Vol 34 Iss 28109
- The Billboard 1923-01-06: Vol 35 Iss 1109
- The Billboard 1923-01-20: Vol 35 Iss 3109
- The Billboard 1924-01-05: Vol 36 Iss 1109
- The Billboard 1924-04-05: Vol 36 Iss 14109