Author

Andrew Jay Cross

2 books found

Cover of Dynamic skiametry in theory and practice

Dynamic skiametry in theory and practice

Andrew Jay Cross · First published 1911 · Latest edition 1915

Cover of A system of ocular skiametry including such portions of optometry as are pertinent to the use of the "shadow test" with the plane mirror

A system of ocular skiametry including such portions of optometry as are pertinent to the use of the "shadow test" with the plane mirror

Andrew Jay Cross · First published 1903