Upchurch, John Bartlet
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- pdbooks.info ID: 120927
John Bartlet Upchurch Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
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| Factors for obtaining cubic yards on sloping cross sections from cubic yard on level cross sections: Base widths and vertical heights on level cross sections with zero crowns | 1918 | Author | |  | |  | | ||