plate and cup set

i dont know much about this set so could some people ancer some questions for me?


was this made from glass that has lead in it?


please tell me if you can about it i know it was made in the 1950's - 1960's and that its from a company named "indiana glass co" there a avacado green color and its got thumb print design and king's crown design but i need to know more my mother found these near were we live and we want to know more so any information is appreciated