All good points.
Costco sells a large gun safe.

Also with this economy I'm sure you can locate a used mechanical lock safe.

I've seen large safes at estate sales and they go cheap cuz you have to have it hauled out.

__________________
1979 300D 220 K miles
1995 C280 109 K miles
1992 Cadillac Eldorado Touring Coupe 57K miles SOLD
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1979 240D 140Kmiles (bought for parents) *SOLD.
SAN FRANCISCO/(*San Diego)
1989 300SE 148 K miles *SOLD