South African Class GMA 4-8-2+2-8-4 from the REGM list above is today also a THF locomotive. It was reported as leased to Mainline Steam, New Zealand in January 2018. The builders, works numbers and years built of these locomotives are listed in the table. South African Class GMA 4-8-2+2-8-4 The South African Railways Class GMA 4-8-2+2-8-4 of 1954 was an articulated steam locomotive. Between 1954 and 1958, the South African Railways placed 120 Class GMA Garratt articulated steam locomotives with a 4-8-2+2-8-4 Double Mountain type wheel arrangement in service. All the locomotives could be configured as either a Class GMA branch line or a Class
Minim (unit) size of a drop can vary considerably depending upon the viscosity and specific gravity of the liquid. (At the time, the phenomenon of surface tension was not well understood.) The minim, on the other hand, was measured with a graduated glass tube known as a "minimometer", later known as the minim-tube. The minim-tube was a type of graduated pipette, a device invented in 1791 by François-Antoine-Henri Descroizilles. Apothecaries' measures are fully defined in the United Kingdom's Weights and Measures Act of 1878, but the UK's 1963 Weights and Measures Act provided for the abolition of the minim, fluid scruple, and