Vintage Searle Women's Heavy Overcoat Dress Coat Peacoat Size 12

Searle Women's Heavy Overcoat Dress Coat Peacoat Size 12 I believe this is wool but could not locate on care tag. Dry clean only. Dress is in used condition but does show signs of wear. Measurements are approximate and taken flat laying. Armpit to armpit-22" Sleeve length from armpit- 16.25" Length from back of neck to bottom- 48.5" Please let me know if you have any questions. Thank you for looking!!