id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
1517	Comma after volume in Chicago	ahoward	erazlogo	"Citations of books with volume numbers come out with commas in the suffix:

Sci-Fi (Boucher 1959, vol. 1,)

I believe the problem is in lines 249-53 of chicago-author-date.csl and should be similar in the other chicago styles.

<if type=""book"">
  <group suffix="", "">
    <text term=""volume"" form=""short"" text-case=""lowercase"" suffix="". ""/>
    <number variable=""volume"" form=""numeric""/>
  </group>"	defect	closed	major		styles	2.0	fixed