All this activity, however, was still not archaeology in the strict sense.
It was more like what would be called art collecting today.
The artifacts he studies must often be studied in their environmental contexts, and botanists, zoologists, soil scientists, and geologists may be brought in to identify and describe plants, animals, soils, and rocks.
Radioactive carbon dating, which has revolutionized much of archaeological chronology, is a by-product of research in atomic physics.
In prehistory the archaeologist is paramount, for here the only sources are material and environmental.