Published in
Astrophysics and Space Science Library, p. 15-38, 2004
DOI: 10.1007/978-1-4020-2862-5_2
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The Hubble Tuning Fork Strikes a New Note
Book chapter published in 2004 by
D. L. Block,
K. C. Freeman,
I. Puerari,
F. Combes 
,
R. Buta,
T. Jarrett,
G. Worthey
,
R. Buta,
T. Jarrett,
G. Worthey
