Transactions . Scale, 2 2-f^diand Institute T-rrmsobCtui Scale, 6 Feet to 7 Inch. VojlXWI.,PlateI. lo .V . I II RouUedffes Paper an //„ . Vast Suitable i roz . ft vn u /•ww ,/,*/,,/-/;,,/,:* //?M/ii/i/i,//h>m Deep Shafts >?/, FtQ, 1.—Side Flevation of Clamp. 111 ? ? L8VATI ,. Quadrant ! Scolif, 2 ftct to I Inch. Fig. of Clamp. -13. 3,-Side Elevation of Weights. -T Fie. Plan of Runner or Shoe Scal^lFom to 1 Incti. < a \ * F10. of Shaft. 16 Feet in Diameter.

---

Size: 2039px × 1225px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., book, bookcentury1800, booksubjectmineralindustries, bookyear1887