H. N. Ritland

Fine Annealing of Optical Glass

Howard R. Lillie, H. N. Ritland, H. Ritland, 1954 .

Relation Between Refractive Index and Density of a Glass at Constant Temperature

H. N. Ritland, H. Ritland, 1955 .

Limitations of the Fictive Temperature Concept

H. N. Ritland, H. Ritland, 1956 .