Fuckyeahabandonedplaces: Moosenotgoose: Things To Be Expecting In Old Buildings: 5) ”Mantraps” Or “Legbreakers” In This Particular Case, Otherwise Known As “Grease Traps”. We’ve Also Seen This Hazard At Industrial Sites In
nemfrog:Plate XI. Manta ray. Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin. 1912.
