Rosie Marion's traveling suit? Note the collar and big buttons.
Seems simple and very pretty
Simplicity Creative Group - Misses’ Dress new look 6145
Vintage Sun Scarf - FREE Sewing Pattern / Tutorial
Lace detail blouse
1960s Dress Pattern Simplicity 8138 Mod Yoked Sleeveless or Short Sleeve A Line…
Burda patterns Spring / Summer 66 - burdafashion.com
Eaton's Spring and Summer, 1965 Images from Library and Archives Canada