Gus Van Weert | Substack

Gus Van Weert

@gusvanweert821525

Prof (emer) Dr. ir Gus Van Weert. Mining and Petroleum Winning (Delft, 1989) Extractive metallurgy (Toronto,, 1958).

Gus’s Substack

Gus’s Substack

By Gus Van Weert

My personal Substack

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