5x 7 inch black and white glossy photo

5x 7 inch black and white glossy photo (same view as in 117.01.15.09 except on back written in pencil in William J. Eney’s handwriting is this message “Dad Here is a view of the 38 ft beam test. I am in picture also my co-director Dr.Knudsen – white coat – Norwegian, Fred Roesli – Swiss student operating controls, Chas Schilling – plaid shirt taking readings – America, Ceaser Buenaventura – behind me – “ “ Phillipines (i.e. Philippines), Yours truly – I’m watching a crack, Knudsen, Alex Smislova – a Turkish instructor, Jack Verschauren – a Dutch Boy – taking readings, Dan Brown – out of sight (c. 1953))”