[CR]Lamp boss bolt size?

(Example: Production Builders:Peugeot:PY-10)

Date: Fri, 01 Mar 2002 16:06:49 -0500
From: "Christopher Barbour" <christopher.barbour@tufts.edu>
To: classicrendezvous@bikelist.org
Organization: Tisch Library, Tufts University
Subject: [CR]Lamp boss bolt size?

Can anyone tell me what size and thread bolt to get for a standard (I hope) British fork boss for the headlamp bracket, circa 1950?

Chris Barbour
Boston, Mass.