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UNE 31014:1954 PREPARATION AND CONTRAST OF INDICATOR PAPER TO VIOLET METHYL.
UNE 28012-1:1954 WOODS USED IN AIRCRAFT. DETERMINATION OF HUMIDITY.
UNE 28012-6:1954 WOODS USED IN AIRCRAFT. AXIAL COMPRESSION TEST.
UNE 4025:1954 NOTATION IN POPULATION STATISTICS.
UNE 25043:1954 CONTINUED DRAW GEAR FOR RAILWAY MATERIAL OF ONE METER GANGE TRACK.
UNE 28010:1953 WOODS USED IN AIRCRAFT. GENERALITIES.
UNE 28011:1953 WOODS USED IN AIRCRAFT. CHARACTERISTICS.
UNE 18024:1953 GEARING PULLEYS FOR CALIBRATED CHAINS.
UNE 28009:1953 MOVEMENTS OF AERODYNAMIC COMMANDS OF AIRCRAFTS.
UNE 5019:1953 NOTATION IN MATERIALS RESISTANCE. NOTATION IN FORMULES, REPRESENTATION OF SECTIONS AND NOTATION OF PROFILES.