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nik-2213 2019-09-12 11:35:04 UTCnik-2213
Regret my terse comment is correct.
OBJ & FBX are included, but OBJ's complementary MTL file was missing.
I had to use free Autodesk FBX Converter utility, export a fresh OBJ, now with MTL.
I'd never met a DDS texture before, but Irfan View converted those.