I think the Roman numerals cause confusion - yours is a Model 1 or I - the one in the OP is a EDIT: IV E.
EDIT: Doh! Apologies, Roman numerals definitely cause confusion because in my original reply I've told you about a VI E when the post is clearly about a IV E ! The repeater version is a few photos in in this link:
https://forum.vintageairgunsgallery....ive/#post-3659