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Welcome to Willmann-Bell

The Universe at Your Command
Emil Bonanno
$129.95
More thanb 120,000 Additional Deep Sky Objects
Emil Bonanno
$39.95
Richard Berry & Jim Burnell
with AIP for Windows Software
$99.95
R. Scott Ireland
with Full Res Tutorials on DVD
$39.95
How to Design, Grind, Polish, Test, Correct and Mount a Doublet Lens
With Excel® Spreadsheet Ray Tracing Programs on CD-ROM
$34.95
U.S. Naval Observatory
Includes Both Mac and PC Software on the Same CD-ROM
$29.95
HM Nautical Almanac Office
Includes Computer-Readable ASCII Files on CD-ROM
$29.95
Includes PC Software on CD-ROM
J.M.A. Danby
$34.95
For Use with JPL Data
Includes C and PowerBasic Source Code on Diskette
$29.95
Standish, Newhall, Williams, Folkner
$29.95
GW Basic/Basic A Programs for IBM-PC
Dan Boulet
$19.95
A Practical Introduction to Astronomical Computing
Includes CDROM
J.L. Lawrence
$19.95
Computer Models of Astronomical Systems
Caxton C. Foster
$29.95
Basic Source Code for IBM-PC
J.M.A. Danby
$15.95
Pascal Source Code for IBM-PC
J.M.A. Danby
$15.95
QuickBasic for IBM-PC
Paul Hellings
$19.95
Pascal for IBM-PC
Paul Hellings
$19.95
Software for IBM-PC
C. David Eagle
& Liu Bao-Lin
$29.95
Bessellian Elements for IBM-PC
Jean Meeus
$19.95
Software for IBM-PC
Arne Henden
& Ronald Kaitchuck
$69.95
Basic for IBM-PC
Michelle Chapront-Touzé & Jean Chapront
$19.95
Pascal for IBM-PC
Michelle Chapront-Touzé & Jean Chapront
$19.95
Fortran for IBM-PC
Michelle Chapront-Touzé & Jean Chapront
$19.95
Basic for IBM-PC
Pierre Bretagnon
& Jean-Louis Simon
$19.95
Newcomb Module for IBM-PC
Includes the Basic for IBM-PC CDROM (a $19.95 value) at no extra cost!
C. David Eagle, Pierre Bretagnon & Jean-Louis Simon
$39.95
Hinkley-Bresim Program for IBM-PC
Pierre Bretagnon
& Jean-Louis Simon
$39.95
Fortran for IBM-PC
Pierre Bretagnon
& Jean-Louis Simon
$29.00