Fundraising September 15, 2024 – October 1, 2024 About fundraising
1

Untersuchungen über die magnetischen Eigenschaften von Magnetitkristallen

Year:
1909
Language:
german
File:
PDF, 1.70 MB
german, 1909
2

Maǵnetic Crystals

Year:
1911
Language:
english
File:
PDF, 237 KB
english, 1911
3

Modern Methods of Photometry

Year:
1907
Language:
english
File:
PDF, 547 KB
english, 1907