(Corrections for all languages)
Size 3 months: 6 st evenly increased on r 7
On rounds 9 and 11 the sleeve covers shall be ktbl, all others increase rounds are ptbl.
9.) k6 (front edge), p6 (front), ptbl 1, k2, ktbl 1 (increase),
p4, k2, p4 (pleat), ktbl 1, k2, ptbl 1 (increase),
p16 (back), ptbl 1, k2, ktbl 1 (increase), p4, k2, p4 (pleat),
ktbl 1, k2, ptbl 1 (increase), p6 (front), k6 (front edge)