Footage - Sunrise. Baboons on a hill. Sunset. Sequence show the rising of the moon.(0'22"-0'59") - Baboon bone. Moon waxing and waning. Moon surface(1'00"-2'11") - Churchyard view closing in on wall mounted sundial. Sunrise sequence. Sequence showing shadows on sundial(2'12"-4'15") - Astrolabe. Acropolis. Sun though aperture. Jim Bennett speaking. View of the Earth. Model of Earth in space. Astrolabe. Night sky. Ship at sea. Jim Bennett. Astrolabe (4'16"-7'36") - Eleanor Robson speaking. Babylonian tokens. Sheep in cattle market arena. Tokens. Shepherds herding sheep into a pen. Eleanor Robson. Babylonian tablet. Eleanor Robson(7'37"-9'50") - Rope knot. B/w still of Inca settlement. Cows walking in a field. Piece of knotted rope. Several pieces of coloured knotted rope(9'51"-11'07") - Cellar doors of a pub opening and barrel being delivered. Wooden tally. Pump being knocked into barrel. Wooden tally. Beer pump handle being pulled. A pint being poured panning out to view of barman behind bar(11'08"-12' 15") - Japanese children in classroom using Soroban. Picture of soroban. Teacher writing on blackboard. Japanese children using soroban. Picture of a soroban. Graphics showing sums(12'16"-15'00") - Portrait of John Napier. Napier bones with sums to be calculated at side of screen. Page of Mathematical tables. Page of logarithms. Ship at sea. Doron Swade speaking. 5 leather bound books panning out to open book showing tables. B/w etching of Charles Babbage. Page of tables(15'01"-18'02") - 24 empty chairs in 3 rows: chairs occupied by children. Graphical model. Children calculating tables(18'03"-19'56") - Cogs in Bagges computer. Doron Swade. Moon in sky. Kelvin's tide predictor. Sequence showing moon over the sea. Kelvin's model. Baboons in natural habitat(19'57"-23"58").