MSM MK2 mine
MSM MK2 mine is an anti-tank mine or weapon model.
In detail
MSM MK2 mine is an anti-tank mine or weapon model.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“MSM MK2 mine”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q6717814: MSM MK2 mine
Consult the source