Measurements of [Sigma]PFD made with Ozalid paper meters indicated that the light environment at these sites had not changed since 1990.
During this period, [Sigma]PFD was measured five times with Ozalid paper light meters set on bricks, just above the water surface in the middle of each side of each channel.
Stacks of diazo paper (200SE Ozalid paper made by Film Paper Corporation Company of America) were constructed into booklets containing 20 sheets.
An inexpensive method of using diazo paper (200SE Ozalid paper) to measure accumulated PPFD was tested and a linear relationship was found consistent with previous research (Friend 1961, Del Rio and Berg 1979, Streng et al.
An
ozalid copy of copyist's score, with extensive corrections, which incorporates most of the revisions from Item 6 with a notation on the front cover: "WS's score with corrections.
David and issued by the library as
ozalid reproductions under the auspices of the Federal Music Project in 1938 and 1939; (26) and Richard Wolfe's Secular Music in America, 1801-1825: A Bibliography, published by the library in 1964.
Somewhere above Colorado, the Rockies are spreading like
ozalids,
