Vintage 1940's Sewing Pattern Mail Order Childs Bathrobe Unprinted

Child's bathrobe mail order vintage sewing pattern from the 1940's. Mail order number is 2559.
Year - 1940'S
Size - 4 (age)
Breast - 23 inches
Cut - Yes ~~ Pattern is unprinted
Complete - Yes
Instruction Sheet - Yes
Envelope Condition - Original mail order envelope