A puppet being transported from bygone days to the twentieth century where with knowledge gained on smokeless fuel, returns to his own time and is well rewarded by a King whose palace he has rid of smoke.
Animation artists Norman McLaren and Evelyn Lambart endow the subject of arithmetic with lively humour as numerals indulge in unprecedented antics. Attention is focussed on what numerals do in ... More »
Discovered 150 years ago, titanium remained a curiosity until the 1920's when paint manufacturers realised the unique advantages of titanium dioxide as a pigment. After outlining the history of the ... More »