| Josh Conrad corrected 22 in 1921-05 The Concrete Age 34, no. 2 | Page OCR Corrected | |
| Josh Conrad indexed 22 in 1921-05 The Concrete Age 34, no. 2 | Page Indexed | |
| Katie Pierce Meyer corrected 1920-04-32-page01 in 1920-04 The Concrete Age 32, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer corrected 3 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer corrected 3 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer indexed 3 in 1920-10 The Concrete Age 33, no. 1 | Page Indexed | |
| Katie Pierce Meyer added 1921-12 The Concrete Age 34, no. 9 in 1921-12 The Concrete Age 34, no. 9 | Work Added | |
| Katie Pierce Meyer added 1921-11 The Concrete Age 34, no. 8 in 1921-11 The Concrete Age 34, no. 8 | Work Added | |
| Katie Pierce Meyer added 1921-10 The Concrete Age 34, no. 7 in 1921-10 The Concrete Age 34, no. 7 | Work Added | |
| Katie Pierce Meyer added 1921-08/09 The Concrete Age 34, no. 5 in 1921-08/09 The Concrete Age 34, no. 5 | Work Added | |
| Katie Pierce Meyer added 1921-07 The Concrete Age 34, no. 4 in 1921-07 The Concrete Age 34, no. 4 | Work Added | |
| Katie Pierce Meyer added 1921-06 The Concrete Age 34, no. 3 in 1921-06 The Concrete Age 34, no. 3 | Work Added | |
| Katie Pierce Meyer added 1921-05 The Concrete Age 34, no. 2 in 1921-05 The Concrete Age 34, no. 2 | Work Added | |
| Katie Pierce Meyer added 1921-04 The Concrete Age 34, no. 1 in 1921-04 The Concrete Age 34, no. 1 | Work Added | |
| Katie Pierce Meyer added 1921-03 The Concrete Age 33, no. 6 in 1921-03 The Concrete Age 33, no. 6 | Work Added | |
| Katie Pierce Meyer added 1921-02 The Concrete Age 33, no. 5 in 1921-02 The Concrete Age 33, no. 5 | Work Added | |
| Katie Pierce Meyer added 1921-01 The Concrete Age 33, no. 4 in 1921-01 The Concrete Age 33, no. 4 | Work Added | |
| Katie Pierce Meyer marked 1 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |
| Katie Pierce Meyer corrected 1 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer marked 36 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |
| Katie Pierce Meyer corrected 36 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer marked 35 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |
| Katie Pierce Meyer corrected 35 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer corrected 34 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer marked 34 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |
| Katie Pierce Meyer marked 33 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |
| Katie Pierce Meyer corrected 33 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer marked 32 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |
| Katie Pierce Meyer corrected 32 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer marked 31 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |
| Katie Pierce Meyer corrected 31 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer marked 30 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |
| Katie Pierce Meyer corrected 30 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer marked 29 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |
| Katie Pierce Meyer corrected 29 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer marked 28 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |
| Katie Pierce Meyer corrected 28 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer marked 27 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |
| Katie Pierce Meyer corrected 27 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer marked 26 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |
| Katie Pierce Meyer corrected 26 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer marked 25 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |
| Katie Pierce Meyer corrected 25 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer marked 24 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |
| Katie Pierce Meyer corrected 24 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer marked 23 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |
| Katie Pierce Meyer corrected 23 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer corrected 22 in 1920-10 The Concrete Age 33, no. 1 | Page OCR Corrected | |
| Katie Pierce Meyer marked 22 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |
| Katie Pierce Meyer marked 21 as needing review in 1920-10 The Concrete Age 33, no. 1 | Page Needs Review | |