Merriam-Webster's Collegiate Dictionary says the following: "polka: n. [Czech, fr. Polka a Polish woman, fem. of Polak Pole] (1843) 1: a lively couple dance of Bohemian origin in duple time with a basic pattern of hop-step close-step 2: a lively originally Bohemian dance tune in 3/4 time - polka vi; polka dot m/n. (1857) a dot in a pattern of regularly distributed dots in textile design. .polka dotted: adj. duple: adj [L duplus double - more at DOUBLE] 1: having two elements 2 a: marked by two or a multiple of two beats per measure of music <~~time> b: of rhythm: consisting of a meter based on disyllabic feet." So there you have it. I still haven't googled it, but my son did, and it had even more information.
dresses, with more in the works. I sometimes put polka dots and stripes together, as with
Mitsuko. Luckily, my favorite fabric store, International Silks and Woolens, has a great selection of vintage cottons, many with polka dots, so I have lots of choices.
Have a wonderful week. And if you live in L.A., go see the giant boulder!