all of the Rifle calibers ever produced by Ruger:
http://www.ruger-firearms.com/Firearms/PS-GaugeCaliberHistory-RI.html

The .404 Jeffery (they misspelled it as Jeffrey) is listed under Single-Shot Rifles but not under the Bolt Action Rifles.

Here's a No. 1 in .404 Jeffery listed on Guns America:
http://www.gunsamerica.com/classifieds/none/_976832251.aspx

-Bob F.