Glasses Containing Iron Oxide (The Third Report.)
酸化鐵を含む硝子に就て (第3報)

K. Fuwa
1935 Journal of the Ceramic Association, Japan  
The general glass composition being the 72% SiO2, (12-x) CaO, x Fe2O3, 16Na2O., the iron oxide
doi:10.2109/jcersj1892.43.653 fatcat:5kmvxdw2p5ee7eoo5r2gnnwpai