Olivine Ice Plateau, Christmas 1970

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Is this a record? 16 T. & M.'s on the olivine Ice Plateau on the same day! Three 1970 Christmas trips met up & took this photograph. Instant mounted on the inside of the user's Navigation boots, measure the length of each step by the exchange of electrical signals. An American corporation has de- This information is fed by wire to the veloped a new electronic "Improved backpack computer which also contains Position Locator" that will enable a a compass device. The computer comwandering soldier, forester or explorer bines the information on distance and to determine his position at any instant. direction walked and computes the re- The equipment, consisting of a back- sults to give co-ordinates. By comparing computer, antennas attached to these with a map of the area, the wearer Backs and a display-control unit, weighs can determine his position with an error only 18.5 pounds and can be used with of less than three per cent. no special training. The two antennas, Who needs bushcraft courses?