-: Flip-Flops, 1970-1985 (Ref:L.T37.1987.6.0)
-: Anemometer, 1850-1950 (Ref:X.W88.1998.0.0)
-: Vinyl Recording, 1976 (Ref:L.T35.1991.0.0)
-: Detaching Hook Model, 1900-1985...
-: Photograph, 1913 (Ref:L.T37.1996.1.0)
-: Warning Sign, 1950-1990...
-: Single Ended Pick, 1450-1700...
-: Safety Helmet, 1920-1950...
-: Miner's Pick, 1700-1880 (Ref:L.T96.1989.2.0)