Collection search - MINES AND TECHNICAL SURVEYS - VINCEZO CALVARESI, MILAN, ITALY - AGREEMENT TO BE EMPLOYED AS CIVIL SERVANT TO INTRODUCE PATENT OF INVENTION KNOWN AS CALVARESI SYSTEM OF GEOGRAPHICAL PROSPECTING
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Record information – Brief 
MINES AND TECHNICAL SURVEYS - VINCEZO CALVARESI, MILAN, ITALY - AGREEMENT TO BE EMPLOYED AS CIVIL SERVANT TO INTRODUCE PATENT OF INVENTION KNOWN AS CALVARESI SYSTEM OF GEOGRAPHICAL PROSPECTING
Hierarchical level:FileDate:1956Reference:RG13-A-2, Volume number: 2129, File number: 176498File no. (creator):176498Type of material:Textual materialFound in:Archives / Collections and FondsItem ID number:1417090Context of this record: -
Record information – Details Date(s):1956Place of creation:No place, unknown, or undeterminedLanguage of material:UndeterminedFinding aid no.:Subject heading:Source:GovernmentFormer archival reference no.: -
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