So how do we know the tech is effective

Changes to AR 600-40, August 28, 1941 1 August 14, 1942 (6 pages) 2 August 25, 1942 (2 pages) 3 August 29, 1942 (1 page) 4 September 5, 1942 (1 page) 5 September 19, 1942 (2 pages) 6 September 28, 1942 (1 page) 7 October 23, 1942 (1 page) 8 November 2, 1942 (1 page) 9 November 26, 1942 (2 pages) 10 December 29, 1942 (1 page) 11 January 21, 1943 (2 pages) 12 March 6, 1943 (1 page) 13 March 26, 1943 (1 page) 14 April 2, 1943 (1 page) 15 April 24, 1943 (6 pages) 16 April 29, 1943 (3 pages) 17 May 12, 1943 (1 page) 18 May 15, 1943 (2 pages) 19 3 June 1943 (1 page) 20 7 June 1943 (1 page) 21 17 June 1943 (1 page) 22 19 June 1943 (1 page) 23 25 June 1943 (1 page) 24 5 July 1943 (1 page) 25 8 July 1943 (1 page) 26 9 July 1943 (1 page) 27 12 July 1943 (1 page) 28 20 July 1943 (1 page) 29 10 August 1943 (1 page) 30 14 September 1943 (1 page) Changes to AR 600-40, 31 March 1944: 1 11 August 1944 (2 pages) 2 28 November 1944 (2 pages) 3 18 April 1945 (4 pages) 4 25 July 1945 (2 pages) 5 23 August 1945 (2 pages) 6 30 August 1945 (2 pages) 7 31 October 1945 (1 page) Frequent topics regarding the service uniform include are highlighted below: Ties: In August 1941, there were two neckties, black and khaki

Just make sure to add some fishnets and a baseball bat to complete the look
Turn up 1/2 inch seam on the bottom of the sleeves and stitch