A vintage knitting pattern for a baby's charming lacy cardigan, with well fitting ribbed yoke, can be knitted in three sizes,

Birth to 3 months to suit 16/17" chest,
3 - 9 months to suit 18/19" chest,
9 - 15 months to suit 20/21" chest,

Original yarn: Copleys 3 ply Baby Wool with a tension over the pattern stitch of 8 sts to 1" and 23 rows to 2",

The leaflet is from circa late 1940s/early 1950s, with a crease across the middle and some rough edges, fully intact and clear of any knitters markings or notes,