Waterman's Lever Boxes carter's DIMENSIONS ARE 4 x 2

DIMENSIONS ARE 4 x 2 3/4 x 4 INCHES

meaning it's not going to roll over and snap shut while you're using both hands for something else besides holding the book open while you're pulling a pen apart - it obediently lays flat on your work surface so your eyes and hands can easily multitask that difficult repair step without loosing your place

and other printed forms of enlightenment about writing implements by and about Francis Mordan (as opposed to Sampson Mordan

you can use a buffer stick flat on the surrounding surface to clean the residual paint off that is beyond the diamond depression boundary

Fits a Parker Jotter desk pens (available at Pentooling in many colors)

Waterman's Lever Boxes carter's DIMENSIONS ARE 4 x 2WATERMAN LEVER BOXES FOR MID VINTAGE WATERMAN. New old stock lever boxes. Slot needs to be . 66" long 16. 85mm for this lever box to fit. Pens that these lever boxes fit are shown in the photo. And I'm sorry to say these won't fit a 52 pen. Not returnable if you break the tabs off.