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 who performs the work may be aware of it, but, even if it be acknowledged in the program notes, the passage cannot be denoted with exactitude. Moreover, the composer cannot depend on every auditor reading these notes; furthermore, many concerts are given without any notes at all. His purpose, therefore, is liable to misconstruction. My plan, then, is for a title to be flashed on the screen at the exact moment the quotation is being performed, something like this:

There is a passage in Strauss's Ein Heldenleben in which the composer cites themes from his own earlier works. By means of this simple device, each of these quotations (I believe there are twenty-three) could be distinctively labelled.

But the third and most important possible use of the electrical pictures in connection with symphony concerts carries us much further than the mere employment of titles. I think it would be an excellent idea to illustrate symphonic poems, all program music, indeed, by appropriate accompanying action on the screen. This expedient