| Description | 8. Bombay Mint and Bombay New Mint. Dec. 1862, Nov. 1877, May, Jul., Aug. Sep.1884, Feb., Jun., Oct. 1885, Jan., Jul. 1887, Oct. 1890. 20 items.
Vacuum cylinder, parts of rolling mill, parts of coining presses, mint machinery etc.
Bombay Mint:
Vacuum cylinder etc. - partially coloured tracing, Dec. 1862.
Wrought iron pot to contain 450lbs. of melted silver - copy on blueprint paper, Nov. 1877 (drawing re-used in 1885 and 1886).
Bombay New Mint:
Details of starting gear for 14 inch rolling mill - copy drawing, May 1884.
Details of delivery tables for 14 inch rolling mill - copy drawing, May 1884.
Knuckle joints, toggle joints and wedges for lower die dish - copy on blueprint paper, Jul. 1884.
Details of connecting rods for coining presses - copy drawing, Aug. 1884.
Bearings for spindle for upper die dish levers - copy drawing, Aug. 1884.
Details of fly wheels for coining presses - copy on blueprint paper, Aug. 1884.
Details of adjustable levers for working laying on gear - tracing, Aug. 1884.
Details of feeding tables and laying on gears for coining presses - tracing, Sep. 1884.
Details of connecting links for laying on gear for coining presses - tracing, Sep. 1884.
Memorandum of Slips, Blanks and Coins - 2 copies on blueprint paper (original signed by Col. J. White RE, Mint Master), Sep. 1884.
Cross-section of coining room and pump room - tracing marked "Bombay New Mint", not dated [circa 1884?].
General arrangement of working and automatic expansion gear for horizontal engine - copy on blueprint paper marked "Not adopted", Feb. 1885.
Coin room shafting - partially coloured tracing, Jun. 1885.
Details of collars for coining presses - partially coloured drawing, Oct. 1885.
Bombay Mint or New Mint:
Plan and elevation for a set of ingot moulds for casting rupee bars - copy on blueprint paper, Jan. 1887.
Forgings for die dishes - tracing of drawing made at the Mint, Jul. 1887.
Ingot moulds for casting rupee bars - copy on blueprint paper, Oct. 1890.
For the Bombay Mint and Bombay New Mint, India. The original Bombay Mint was established by the East India Co. in 1823, and expanded in 1860 and 1863. The Bombay New Mint was established in 1884.
See also: Portfolios 5/708a-c (Bombay Mint), 6/13 (Bombay Mint and New Mint). |