Lovely factory - very unique and worth a visit! We had a chance to visit the factory during off hours. It's a lovely little factory that produces nice works. My mother is a batik artist and we've seen batik all over the world so we were happy to be able to see it.
The best time to visit New York, weather-wise, is the spring season (April-June) or late summer and early autumn months (September and October) with temperatures ranging from 50 to 64 degrees Fahrenheit. However, bear in mind that spring and autumn are traditionally the most crowded and expensive months of the year.
The best times to visit Chicago are April through May or September through October, when the temperatures are warm and hotel rates are reasonable. You'll also find a lot of festivals taking place in spring and fall. Summer marks Chicago's peak tourist season, with travelers from around the country hoping to take advantage of the warm weather.