Computers Mr. Grylls asked the Secretary of State for Trade how many orders for computers have been made by British Airways, by means of open tender system, in the years 1974–75, 1975–76 and 1976–77. Mr. Clinton Davis One main frame data-processing computer was purchased in each of these years. Tenders were invited for the two most recent purchases, but tendering would not have been relevant for the computer purchased in 1974–75 because it was simply for enhancement of an existing facility.