Here, from 1955, are examples of what Jane Irwill is best known for, basic sweaters with matching co-ordinates.
Sweaters in Super Orlon with matching wool skirts were produced in 15 colors and were sold in such stores as B. Altman and Marshall Field. The sweaters sold for $6.50 each (about $52.00 in today's dollar) and the skirts for $9.00 each (about $72.00 in today's dollar).
These sweater styles were made in Botany wool in 14 colors and coordinated with matching wool skirts. The sweaters sold for $6.50 each (about $52.00 in today's dollar) and the skirts for $11.00 each (about $88.00 in today's dollar).