Keywords: Russian model 1912 naval mine Forum Marinum.JPG en Cut open Imperial Russian model 1912 moored pendulum contact mine with hydrostatic depth setting mechanism in Forum Marinum maritime museum Finnish designation M/12 fi Aukileikattu venäläinen hydrostaattisyvyytteinen mekaaninen miina M/12 Forum Marinumissa own MKFI 2012-08-26 Naval mines Naval weapons of Finland Cutaways of weapons Forum Marinum 2012 in Turku August 2012 in Finland Taken with Canon EOS 60D Taken with Canon EF-S 15-85mm F3 5-5 6 IS USM Files by User MKFI |