Complex sentence: Thus, in 1945 a used 1934 Ford school bus chassis was purchased and converted into Cowenton's 1st "fire engine" with the addition of the Civil Defense pump, a water tank of now unknown capacity and other firefighting equipment.
Split into simpler sentences: Thus, in 1945 a used 1934 Ford school bus chassis was purchased and converted into Cowenton's first "fire engine". In addition to the Civil Defense pump, there was also a water tank of now unknown capacity and other firefighting equipment.