Note 652 — Chapter XXII · THE INDUSTRIAL APPLICATIONS OF TITANIUM AND ITS COMPOUNDS
Reading edition
Spence, Craig, and Spence, E. 13260, 1911.
[653] Stähler and Bachran, Ber. 1911, 44, 2912.
[654] Kunheim and Co. and Stähler, D. R. P. 284251, June, 1912.