Other titles:PORTON DOWN TRIALS NITRATE COLLECTION [Allocated Series Title]
Summary:
Description: Item I (Leader: Programme 4/48. 20 July 1948. Anson Spray Runs 1 and 2.)
Item II (Leader: Programme 5/48. 9 August 1948. 40 fps with 3-inch lens.)
Alternative Title:PORTON DOWN TRIALS NITRATE COLLECTION [Allocated Series Title]