Context: In 1877, John Wanamaker opened the United State's first modern department store in a former Pennsylvania Railroad freight terminal in Philadelphia. Wanamakers was the first department store to offer fixed prices marked on every article and also introduced electrical illumination (1878), the telephone (1879), and the use of pneumatic tubes to transport cash and documents (1880) to the department store business. Subsequent department stores founded in Philadelphia included Strawbridge and Clothier, Gimbels, Lit Brothers, and Snellenbergs.

Question: Who opened the original "modern" department store in America?
Answer: John Wanamaker

Question: What feature made Wanamakers different from other stores at the time? 
Answer: fixed prices marked on every article

Question: How were important documents and money transported throughout the store? 
Answer: pneumatic tubes

Question: When was electric lighting first installed and used in the store? 
Answer: 1878

Question: In what state was Wanamakers established? 
Answer: Pennsylvania

Question: Who opened the last "modern" department store in America?
Answer: Unanswerable

Question: What feature made Wanamakers the same as other stores at the time?
Answer: Unanswerable

Question: How were unimportant documents and money transported throughout the store? 
Answer: Unanswerable

Question: When was electric lighting last installed and used in the store? 
Answer: Unanswerable

Question: In what state wasn't Wanamakers established? 
Answer: Unanswerable