Penilaian: 0 dari 5 bintang
0 penilaian
Memuat
CH![]()
author
Christopher Halls
The late Christopher Halls was awarded a PhD in Geology in 1969 from University College London. He worked as a geologist in Canada and then as a lecturer at Imperial College, Londo...lihat lebih banyakThe late Christopher Halls was awarded a PhD in Geology in 1969 from University College London. He worked as a geologist in Canada and then as a lecturer at Imperial College, London. Following retirement he became a Scientific Associate of the Natural History Museum. lihat lebih sedikit