第 1 季，第 6 集: This week Bob is given three items from America's great inventing past: the Morse code telegraph key, the phonograph, and a roll of tape. Telegraph keys were made to deliver messages, but Bob uses his to deliver beer. Then, Bob puts the phonograph and tape to good use by helping out a local tee-shirt shop.
Documentary · 2014年1月31日 · 20 分鐘