Black and white negative of the office interior of the SPS Factory at Shannon. Envelope notes the initials J.D.

Black and white negative of an aerial shot of the Shannon Development Site, featuring the factories. Envelope notes the initials J.D.

Black and white negative of men at work at the machines inside of the SPS Factory at Shannon Development.

Black and white negative of men at work at the machines inside the SPS Factory at Shannon Airport.

Black and white negative of men at work in the offices inside the SPS Factory at Shannon Airport.

Black and white negative of men shaking hands under the sign at the SPS Factory at Shannon Airport.

Black and white negative of Seán Lemass, Taoiseach, pictured inside, with a group of at least six men, at the machine workbenches of the SPS Factory at Shannon Airport. Envelope notes the initials E.O'C.