Black and white negative of four men on the SPS Factory tour, examining machines. Envelope notes the initials TJC.

Black and white negative of five men on the SPS Factory tour, examining machines. Envelope notes the initials TJC.

Black and white negative of five men examining a machine at the SPS Factory tour, celebrating the opening of the factory. Envelope notes the initials TJC.

Black and white negative of the exterior of the new main building at the SPS Factory. Negative vinegar damaged. Envelope notes the initials R.B.

Black and white negative of the exterior of the new main building at the SPS Factory. Negative vinegar damaged. Envelope notes the initials R.B.

Black and white negative of the line up of the machines at work in the new building at the SPS Factory. Negative vinegar damaged. Envelope notes the initials R.B.

Black and white negative of the line up of the machines with women at work in the new building at the SPS Factory. Negative vinegar damaged. Envelope notes the initials R.B.