Paris White Cos Lettuce
This is a distinct type of Lettuce, with conical, rather tight, dark green heads with smooth thick leaves. Blanches to a beautiful white inside, becoming exceedingly crisp and sweet. Pkt., 5c; oz., 20c; 1/4lb., 60c; 1/2lb., $1.00; 1lb., $1.85, postpaid
Originally listed in: 1947 Oscar H. Will Pure Seed Book

Paris White Cos Lettuce
This is a distinct type of Lettuce with conical, rather tight, dark green head with smooth thick leaves. Blanches to a beautiful white inside, becoming exceedingly crisp and sweet. Pkt., 8c; oz., 15c; ¼ lb., 40c; ½ lb., 70c; 1 lb., $1.25, postpaid.
Originally listed in: 1940 Oscar H. Will Pure Seed Book

Paris White Cos Lettuce
Grows to very large size, producing long-pointed compact bunches. The inner leaves blanch readily and are of fine flavor. Pkt., 5c; oz., 15c; ¼ lb., 40c; lb., $1.50; postpaid.
Originally listed in: Burpee's Annual for 1916

Paris White Cos Lettuce
Of lighter color than the preceding, crisp and excellent; Per oz., 40c.; ¼ lb., $1.25; lb., $4.00.
Originally listed in: Peter Henderson & Co. 1873 Seed Catalogue