Blue hard covered book of 157 pages.engineering, geoff biddington, a.s> plowman, limits and fits, gauging principals, screw threads, surface finish, industrial design

Used in Physics Laboratory at Ballarat School of Mines for calculating/confirming relative density (or the specific gravity) of given metal samples. This would have been in Elementary physics experiments.A set of seven 2-cm cubes, individually numbered 1 - 7, in a hinged-lid storage box with black surface finish.Number and metal of cubes: 1) Brass; 2) Lead; 3) Steel; 4) Copper; 5) Aluminium; 6) ? a ferrous alloy; 7) ? a ferrous alloy.physics, laboratory, ballarat school of mines, relative density, specific gravity, metal, elementary physics, brass, lead, steel, copper, aluminium, ferrous alloy

Engraved eggs were donated by folk artists form the Hutsul region of Ukraine.The eggs have traditional Hutsul folk motifs depicted .Four wooden eggs with geometric engravings and coloured with traditional folk motifs and a surface laquerred finish.

Demonstrates how the SEC used painted metal signs to advise and remind staff of procedures for operating equipment.A metal sign painted in red. Hand painted lettering reads "THIS END RELEASE AIR BEFORE HAND BRAKE IS APPLIED" painted in off white. The corners of the sign have been rounded, with a hole made in each corner for attaching to the tram car. The reverse has the number 33 printed in small black lettering. The back of the sign has not been painted and has a rusted surface finish. The plate is slightly buckled.The number 33 is written in black on the reverse.tramways sign, painted signage for trams