. Report of draft gear tests, United State Railroad administration, Inspection and test section; . Sec. Draff Gear Cyc/e — 7/me —^SecondsFigs. 83k and 83m—Time-Force Curves, Christy Gears 234 Draft Gear Tests of the U. S. Railroad Administration. 45~ Test- Gear Ah. 53 in Car/* les-f Gear A/o. 52in CarB Impact Ve/ocrty = % OS~ JO ^6 ~^5 ~W ~35 -&F .45

---

Size: 2317px × 1079px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookauthorunitedst, bookcentury1900, bookdecade1920, bookyear1921