This tortoise shell pattern, working 1930s fountain pen is a lever filler with a new sac and it is 124mm cap closed and 153mm cap posted in lengths. At 86+ years of age it does have patination and wear from this and use over time as shown in the close up pictures, which are part of the description. It has; Mentmore, Autoflow, Made in England on the barrel and the Mentmore14ct gold nib performs well - medium. A nice example of a working vintage fountain pen.