Saw this book on Amazon.com, but they no longer have copies:
Derrick of dauntless: CO - 324th Engineer Combat Battalion - J.R. Neale
Also more links:
Note the 324th Medical Battalion, was also part of the 99th Inf Div, as was the 324th Engineer Combat Battalion. I have also included their stories here:
http://www.history.army.mil/documents/eto-ob/99ID-ETO.htm
http://med-dept.com/unit_histories/324_med_bn.php
http://www.cgsc.edu/CARL/nafziger/944ULAA.pdf
http://www.lonesentry.com/usdivisions/components/infantry/division/99th_infantry_division.html
the following is an excerpt from my WWII friend, Colonel Pergrin's book, First Across the Rhine
http://www.americanmilitaryhistorymsw.com/blog/602467-the-99th-against-the-sixth-panzer-armee/
http://99div.com/direct/history_of_the_99th_infantry_division+1102history+486973746f7279206f6620746865203939746820496e66616e747279204469766973696f6e
http://www.wartimememories.co.uk/pow/stalag13c.html
http://www.go2war2.nl/artikel/1769/8
Proud Daughter of Walter (Monday) Poniedzialek
540th Engineer Combat Regiment, 2833rd Bn, H&S Co, 4th Platoon
There's "No Bridge Too Far"