updating registry with ocx files - Tire manufacture dating

Campagnolo crank arms have a date code starting in 1973, consisting of a diamond (1970's) or circle (1980's) with a number in the center denoting the last digit of the year of manufacture, and then in 1985-9 with square and number in the center: 11 = 1985, 21 = 1986, 31 = 1987, 41 = 1988, 51 = 1989 plus some other examples. Olmo Rondine Aldo Ross: Swallow rondine lugs with seat lug side slot; chrome head lugs and fork crown; chrome stay ends; Campagnolo Cambio Corsa dropouts and fork ends ORIGINAL PARTS: "Cinelli steel stem, Cinelli aluminum bars, Weinmann brake levers (later), "Balilla - Olmo" brake calipers, ...

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Campagnolo bar end shifters, high flange hubs, steel derailleurs and a TTT alloy adjustable stem." Mafac Racer 'Dural Forge' brakeset.

DECALS: no visible OLMO downtube decals; TIPO RONDINE; Olympic rings with Olmo star decal at top of fork legs; OLMO shield over red diamonds on gold background with color band edges on seat tube DATING: Probably the PROFESSIONAL DELUXE model.

DECALS: no decals; painted blue DATING: Owner: "Sport model, 1889 on the seat tube and 17 under the bottom bracket" Serial Number UT 6275 1945 Olmo city bike [Industria Argentina] German via coventryeagle48/Flickr: Swallow rondine lugs with no seat lug side slots; chrome head lugs, fork crown, fork ends, stay ends and dropouts DECALS: Olmo in script on downtube; "Industria Argentina" under Olympic rings at top of downtube; "Campionato Italiano Diletta Iti 1942/43" on seat tube; Olympic rings with Olmo star decal at top of fork legs, and also at transition between paint and chrome on fork legs; OLMO oval on seat tube Serial Number A327 Late 1950s?

Olmo Professional Deluxe pepperbelly/bikeforums.net: Swallow rondine lugs with seat lug side slot; open C Campagnolo dropouts; chrome head and seat lugs; chrome stay ends; chrome fork ORIGINAL PARTS: Olmo headset REPAINTED DATING: Open C Campagnolo dropouts date to the 1950s. Olmo city bike cicli2d/e Bay: Swallow rondine lugs with no seat lug side slot; internal routing of top tube brake cable; Agrati dropouts; chrome head lugs, fork crown, stay ends and dropouts ORIGINAL PARTS: Olmo city handlebars; Olmo seat post collar; Olmo crankarms; Universal brakes Serial Number C505 1958?

Olmo Professional Deluxe Michael Levy/CR: Swallow rondine lugs with no seat lug side slot; Campagnolo dropouts; chrome head and seat lugs; chrome fork crown; chrome fork tips and seat and chain stay ends; chrome seat tube band BRAZE-ONS: none ORIGINAL PARTS: Olmo headset and seat post clamp; Campagnolo Gran Sport derailleurs; Campagnolo seatpost and shifters; Magistroni 3-pin steel crankset; Balilla Brevattato sidepull brakes; Levy said "ca. OLMO I believe it is a Professional Regular Road Racing model." REPAINTED DECALS: [Not original but presumed to be modelled after original decals] OLMO in Red Oblong Outline on downtube, edged in bands; OLMO shield over red diamonds on chrome background with color band edges on seat tube; TIPO RONDINE at top of downtube; MADE IN ITALY and CAMBIO CAMPAGNOLO winged wheel at top of downtube; Olympic rings with Olmo star decal at top of fork legs Serial Number C871 1958 Olmo Professional Deluxe Richard Longoria: Swallow rondine lugs with seat lug side slot; Chrome on seat lug, head lugs, stay and fork ends; "serial number stamped in the upper seat stay is C871" ORIGINAL PARTS: "Campy Gran Sport rear derailleur with cable adjuster.

Magistroni cranks and alloy chain set 50, 47, and bottom bracket. Rear Fiamme red label rim with Campy Record (no record stamp) high flange hub. Ambrosia steel stem and alloy bar; Stem bolt with O. Sheffield Sprint 658 pedals." Campagnolo Open C shifters ["Non-original parts are Campy Record seat post, Araya BIA front rim with Sunshine high flange hub. Speedic saddle."] DECALS: OLMO in Red Oblong Outline on downtube, edged in bands; OLMO shield over red diamonds on chrome background with color band edges on seat tube; TIPO RONDINE at top of downtube; MADE IN ITALY and CAMBIO CAMPAGNOLO winged wheel at top of seat tube; Olympic rings with Olmo star decal at top of fork legs DATING: Campagnolo Record hubs introduced in 1958 Serial Number D234 1958 Olmo Professional Deluxe John Siemsen/CR: Swallow rondine lugs with no seat lug side slot; Campagnolo dropouts; chrome head lugs; chrome fork crown; chrome fork tips and seat and chain stay ends; chrome seat tube band; "it was not a chromo velato finish, just a faded red." BRAZE-ONS: none ORIGINAL PARTS: "Except for saddle and Record rear derailleur, and likely rims, looked to be kitted as original with earliest Campagnolo alloy crankset with the pedal dust covers that came out in 1958. Italia saddle"; [don't know if lugs and fork are chrome, as in Professional Deluxe model, re: 1961 catalog] DATING: Duckett: "I believe the bike is ~1958." Open C Campagnolo dropouts date to the 1950s Serial Number D318 1958 Olmo Professional Deluxe Brandon Ives: Swallow rondine lugs; Campagnolo dropouts, "rear dropout is drilled for a Sport rear der" ORIGINAL PARTS: "Ambrosio bar and stem, Mafac Dural Forge brakes, ...Bike has single-spring anodized Weinmann Vainqueur Deluxe centerpull brakes which may not be original but the single-spring style ceased production in 1962 Serial Number E36 1960?Olmo Professional Deluxe Rydor Bike Shop: Swallow rondine lugs with no seat lug side slot; chrome head lugs, seatlug and bottom bracket; chrome forks; chrome panel on seat tube; RED CROMOVELATO PAINT BRAZE-ONS: top tube brake cable ORIGINAL PARTS: "first generation Campagnolo alloy cotterless crank set ... Numeric serial numbers were used from the late 1970s, and then discontinued. Serial numbers are stamped on the seat lug on older bikes, or on the bottom bracket underside on later bikes (sometimes matched by a serial number on the fork steerer tube). after the year of an Olmo in this Registry designates uncertainty about its year or range of years.However a few Olmos with Brianza lugs have Rondine decals, so go figure. Dating bikes by bike parts is not an exact science since dated parts could be used into following year(s).Drive-side rear cone is stamped "50", other side is not date stamped, neither are the front cones. Caimi freewheel DATING: (19)50 stamped on hub cone Cannot see Serial Number 1947 Olmo Rondine Swallow rondine lugs with seat lug side slot; chrome head lugs and fork crown; chrome stay and fork ends; Campagnolo Cambio Corsa dropouts and fork ends Serial Number M115 1948?

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