Vintage Crochet PATTERN to make: Shell Stitch Camisole / Summer Blouse. Directions given for Size 12-14-16 in 1950s sizing. Make with Size 20 Crochet Cotton and Steel Crochet Hook No. 9. Gauge: 2 shells and 2 sc = 1 inch. (#1517) Each Vintage Home Arts pattern comes in an acid-free archival quality sheet protector ready to be placed in a binder. An additional free Vintage Home Arts pattern (our choice) is included with every order. This pattern is a cleaned and restored reprint from the exclusive collection of Vintage Home Arts and is copyright protected. Again, this is NOT a finished item, but a pattern to make an item.