1920s,40" order bust, white cotton organza dress for a young girl

1920s,40" bust, white cotton organza dress for a young girl ( 10 years). Dress has low waist, with order a long peplum with an eyelet button. Dress has no fasteners, has cap cuffed sleeves.

Measurements: chest 40"
1950s shoulder to shoulder 15"
Shoulder to hem 34"
Sleeves 6"
Arm holes 7"
Neckline 7" wide, 3" deep
Waist 42"
With at bottom 48"
Condition very good, mending front center