hi I have the following pens of this era: jack knife saftey- 23 1/2 DQ- 235 lucky curve- 222 This got wondering (although there is a list on parkerpen.net- does not state clip or ring) does anyone have a more accurate list of the following {Model- number} lucky curve jake knife pastel DQ Raven Trench pen Black Giant Ivorian True blue. many thanks Rick