Inspired by the Bombe machine, used in the decryption process at Bletchley, the circle motif represents the drums on the machine. Worked in the round and grafted together to give a fully reversible cowl. This pattern is part of The Bletchley Collection, a six piece collection for Eden Cottage Yarn’s Milburn range inspired by the WWII code breakers stationed at Bletchley Park. SIZESOne size: 20cm / 8” width x 56cm / 22.5” length YARNMC: 100grams/400metres of fingering weight yarnCC: Small amounts of contrasting colours. Sample uses 18 x 3g (54g in total) NEEDLES & NOTIONS3.25mm (US 3) circular needle, 40cm / 16” length or DPNs1 stitch markerWaste yarn in a similar weight for provisional cast onCrochet hook in a similar size to needle for provisional cast onTapestry needle DIFFICUTLYIntermediateSkills Used: basic stitches, working in the round on circular needles or DPNs, stranded colourwork, provisional crochet cast on (optional) kitchener stitch grafting (optional, full explanation given in pattern) CONSTRUCTIONBombe is worked in the round from a provisional cast-on allowing the ends to be grafted together for a neat finish. If preferred a standard cast on and cast off can be used and the ends sewn together with mattress stitch.Instructions are given to alter the length and width of the cowl.