I found this wide wale corduroy and thought it would work nicely for a pleated skirt. Because of the pledge, I looked for a vintage tutorial and found this one, from February 1957. Which happened to include instructions for the belt as well.
The next issue of the same magazine (Dutch ladies’ magazine Libelle which, at the time, was published weekly) contained this image in the mailorder pattern section:
So, I went in search of a blouse pattern and found one in the sewing magazine Marion from March 1955. I changed the collar to suit my purpose but other than that, I made the blouse exactly as designed and drafted back then.