generations ?

Question

I need some help on where to find information to write a paper on what generation that did not use rotary phones, never had to do without internet, and did not listen to music on 45's and 78's lps. I just do not know where to get started so any info will be helpful. Thanks

Answer 1

From Wikipedia:

"It was invented in 1888 by Almon Strowger. The device was phased out from the 1970s onwards..."