Timewise, that is.

That's what Tommy and Stuart Mitchell think. They claim the 15<SUP>th</SUP> century chapel's ornately carved patterns and cubes contain a musical sequence, concealed "because knowledge of harmonics may have been seen as dangerous, even heretical, by 15th Century church authorities."

<I>The Times</I> has published a lost Daphne du Maurier epistolatory short story unpublished for 70 years.

<I>Scientific American</I> tells you how to construct a quantum eraser at home&mdash;a devise that proves that actions in the present can change our basic interpretation of what happened in past events.

B&W Group North America (Equity) has announced that Doug Henderson will assume the position of vice president of sales and marketing as of April 30. Henderson has been a principal of Audtek Associates for more than 20 years. "I'm excited about this move," Henderson told <I>Stereophile</I>. "At Audtek, we specialized in brand building, and we accomplished a lot with some very good companies. With B&W Group, I have the opportunity to use those skills with some of the finest equipment available today&mdash;and I have a great independent sales force to work with. It's an unrivaled opportunity."

When the brief flowering of quadraphonics began in the early 1970s, I was still at school. As a nascent but impecunious audiophile, I therefore had a ringside seat at the audio industry's first attempt to go multichannel&mdash;and, even for the disinterested onlooker, it wasn't a pretty spectacle.

When the brief flowering of quadraphonics began in the early 1970s, I was still at school. As a nascent but impecunious audiophile, I therefore had a ringside seat at the audio industry's first attempt to go multichannel&mdash;and, even for the disinterested onlooker, it wasn't a pretty spectacle.