are there any neighbouring counties?
Yes, Nevada County, Texas County and Ohio County.
Delaware County, Pennsylvania
Nevada County, California, Texas County, Oklahoma, and Ohio County, West Virginia
who designed the three-cent silver? James B. Longacre. did they came out in different types? Yes, three types. who struck the cent? The Mint of the United States. where was the engraver of this cent born? Delaware County, Pennsylvania. has he designed any other coins? Indian Head cent, Shield nickel and the Flying Eagle cent. was the first one replaced? The Flying Eagle was replaced with the Indian head design. was there a shortage of this coin? UNANSWERABLE which rivers can you find at the engravers birth place? The Delaware River. what is the population of the county? 550,864 people. does it have neighboring countries? UNANSWERABLE are there any neighbouring countries? UNANSWERABLE
wiki:8278515
Delaware County, Pennsylvania [SEP] Adjacent counties
Delaware County is one of four counties in the United States to border a state with which it shares the same name (the other three are Nevada County, California, Texas County, Oklahoma, and Ohio County, West Virginia).