Operation right|upright=1.35 |thumbnail |Colossus selection panel showing selections amongst others, of the far tape on the bedstead, and for input to the algorithm: ΔZ, Δ and Δ. The Newmanry was staffed by cryptanalysts, operators from the Women's Royal Naval Service (WRNS) – known as "Wrens" – and engineers who were permanently on hand for maintenance and repair. By the end of the war the staffing was 272 Wrens and 27 men.
Operation right|upright=135 |thumbnail |Colossus selection panel showing selections amongst others of the far tape on the bedstead and for input to the algorithm ΔZ Δ and Δ The Newmanry was staffed by cryptanalysts operators from the Women's Royal Naval Service (WRNS) – known as "Wrens" – and engineers who were permanently on hand for maintenance and repair By the end of the war the staffing was 272 Wrens and 27 men