April, page 39—Due to a printing error, eight lines in the article on Albert Michelson were duplicated and eight lines omitted. Lines 24 to 17 from the bottom of the page should read:

tion of his use of the Michelson interferometer for precise measurements, and in particular, for his determination of the length of the International Standard Meter at Paris in terms of light waves. The meter, as originally adopted, was the distance between two very fine scratches on a certain metal bar in

This content is only available via PDF.
You do not currently have access to this content.