This work, The native races of the Indian Archipelago: Papuans, was the first in a projected series, further volumes on 'Malayu-Polynesians', Australians, and Moluccans were never realised.
Hasil karyanya ini, The native races of the Indian Archipelago: Papuans, adalah yang pertama dari seri proyeksi, jilid berikutnya mengenai 'Melayu-Polinesia', pribumi Australia, dan orang Maluku tidak pernah terealisasi.