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- Corporate/Agency Authors:
- Public Roads Bureau
- Publisher:
- Public Roads Bureau
- Date:
- [1937.]
- SuDoc number:
- A 22.6:18/5
- Corporate/Agency Authors:
- Public Roads Bureau
- Publisher:
- Public Roads Bureau
- Date:
- [1937.]
- SuDoc number:
- A 22.6:18/8
- Corporate/Agency Authors:
- Public Roads Bureau and Agriculture Department
- Publisher:
- Public Roads Bureau
- Date:
- [1937.]
- SuDoc number:
- A 22.6:18/9
- Corporate/Agency Authors:
- Public Roads Bureau and Agriculture Department
- Publisher:
- Public Roads Bureau
- Date:
- [1937.]
- SuDoc number:
- A 22.6:18/1
- Corporate/Agency Authors:
- Public Roads Bureau and Agriculture Department
- Publisher:
- Public Roads Bureau
- Date:
- [1937.]
- SuDoc number:
- A 22.6:18/2
- Corporate/Agency Authors:
- Public Roads Bureau and Agriculture Department
- Publisher:
- Public Roads Bureau
- Date:
- [1937.]
- SuDoc number:
- A 22.6:18/6
- Corporate/Agency Authors:
- Public Roads Bureau and Agriculture Department
- Publisher:
- Public Roads Bureau
- Date:
- [1937.]
- SuDoc number:
- A 22.6:18/7
- Corporate/Agency Authors:
- Public Roads Bureau and Agriculture Department
- Publisher:
- Public Roads Bureau
- Date:
- [1937.]
- SuDoc number:
- A 22.1:937
- Corporate/Agency Authors:
- Public Roads Bureau and Agriculture Department
- Publisher:
- Public Roads Bureau
- Date:
- [Jan. 1922, revised Oct. 1928, reprint 1937.]
- SuDoc number:
- A 1.9:1227/2-7
- Corporate/Agency Authors:
- Public Roads Bureau and Agriculture Department
- Publisher:
- Public Roads Bureau
- Date:
- [1937]
- SuDoc number:
- A 22.9:So 8c/6/E, W