Nothing is more important in a social work education than actual fieldwork and taking on opportunities to serve others as soon as possible. Even if you canât find an internship that is exactly in line with your interests, any interaction with clients and the community builds skills necessary to careers in social work.
After Joseph Henry discovered electric induction in 1831, enabling further development in elect â¦ rical telegraphy, the first practical telegraph was invented by Dr. David Alter of Elderton, Pennsylvania, in 1836.
Dr. Martin Cooper Any history of cell phones starts with Samuel Morse. He conceived of an electromagnetic telegraph in 1832 and constructed an experimental version in 1835. Thâ¦en, on October 18, 1842, Morse laid wires between Governor's Island and Castle Garden, New York, with the distance of a mile.