This is a very old Premier Film Joiner. It looks like old brass that has been painted over. There is also a bottle of Kodak film cement size 50 cc priced 3/6. This would suit a collector of film and camera equipment.
Premier ST35 Vintage Film Joiner for 35mm Film
Premier Precision Vintage Film Joiner DEF1085 - Made in England
Cine film PREMIER FILM JOINER MODEL U 8 9.5 16mm SERIAL NUMBER 3 WITH CUTTER
Premier Film Joiner/Splicer 35mm Vintage
Vintage Iron Film Joiner by Premier
Vintage PREMIER PRECISION Film Joiner/Splicer 8mm/16mm Phone i-Pad Kindle stand
