Netting Drill Card for the Wireless Set No. 18, published in June 1944.It outlines specific timing procedures for "In harbour" and "At a distance" operations.The document includes instructions for the link-sign of the outstation to terminate with "Tuning call ends". This was a restricted item reflecting its classified status. It originally belonged to K.E.Lichfield who served in Burma in the latter years of WWII with XXXIII Corps. Offered in excellent condition throughout as shown.