Materials
Bellmans Aran Knitting
2 balls (both sizes)

1st size Cap - A pair needles UK sizes Nos 10 and 8
(equivalent to US3/ 3.25mm, and US6/ 4mm)
2nd size Cap - A pair needles UK sizes Nos 9 and 7
(equivalent to US5/ 3.75mm, and US7/ 4.5mm)

Note:
Ball size not given! (However, from other Bellmans patterns it appears that this yarn was put up in 2 oz balls. Later it came in 50g balls.)