Balilla sidepull brakes." BRAZE-ONS: Threaded holes in bridges for mudguard attachment.

DATING: if a chromovelato finish was the top model, then this was probably the Gran Sport / Professional Regular model. Olmo [Professional Deluxe] Roger Barrett: Swallow rondine lugs with no seat lug side slot.

This Olmo Serial Number Dating Registry records Olmos with original dated bike parts or provenance, and sometimes only with decals, in order to attempt correlating an Olmo serial number to a year or year range. Absence of a question mark means there is some certainty about a bike's year or a range of years, established by parts dating, provenance, etc., or by preceding or following dated bikes.

script dating pro-38

Think I still have these hubs, again I could mis-remember, but think they had CAM 58 on the lock nuts. Cant recall the pedals." DECALS: OLMO in Red Oblong Outline on downtube, edged in bands; On seat tube, there are bands but is missing the Olmo shield; MADE IN ITALY at top of seat tube; TIPO RONDINE at top of downtube; Olympic rings with Olmo star decal at top of fork legs DATING: if a chromovelato finish was the top model, then this was probably the Gran Sport / Professional Regular model. Olmo [Gran Sport / Professional Regular] Chip Duckett: Open C chrome Campagnolo dropouts ORIGINAL PARTS: "appears all original absent wheels..C (Campagnolo) Gran Sport FD and RD with adjuster barrel... Campy locknuts do say 58." Has the Campagnolo Sport sprung pivot derailleur hole in the right rear dropout, which is 1952 Serial Number D352 1959? Campy head set" DECALS: "Olmo decal in the front" DATING: Probably the PROFESSIONAL DELUXE model. I am assuming this frame set is from the late 50s." ORIGINAL PARTS: "Olmo branded steel seat post collar. Campagnolo Gran Sport drivetrain and Magistroni Cranks, first generation GS pedals and 2nd Generation GS headset with domed nut (many people here in the US thinks this is the first generation, but there are no "seals" on the bearing races). 2nd generation Campagnolo Gran Sport pedals with longer threads and no o-ring came out in 1959. Has the Campagnolo Sport sprung pivot derailleur hole in the right rear dropout, which is 1952 Serial Number D622 1960?

Magistroni cranks/BB and Olmo stamped headset/collar. Olmo [Gran Sport/Professional] Kevin Kruger: Swallow rondine lugs with no seat lug side slot; Campagnolo open-C dropouts drilled for Sport rear derailleur; "Original primary black paint with cromovelato treatment on top tube, seat tube, and fork blades. Olmo [Gran Sport / Professional Regular] Felix Chiu: Swallow rondine lugs with no seat lug side slot; Agrati "AM" lugset; Campagnolo 1010 ends; chrome stay ends, fork ends, head lugs, and seat tube panel PARTS: Gran Sport front and rear derailleur with cable adjuster; OLMO headset and seat post collar; Universal Extra BREV 453949 brakes; Cottered crankset, likely Magistroni; Ambrosio Champion handlebars and stem; Ideale 39 saddle DECALS: OLMO in Red Oblong Outline decals; Olympic rings with Olmo star decal at top of fork legs; TIPO RONDINE at top of downtube; CAMBIO CAMPAGNOLO winged wheel at top of seat tube; OLMO shield on chrome panel with four color bands on seat tube; MADE IN ITALY decal near top of down tube; Reynolds 531 decal on seat tube (false decal? ) DATING: "My 58ish has the serial number D622 stamped at the back of the seat-lug." Campagnolo Gran Sport rear derailleur lost its cable adjuster around 1960.

Juy 51 made 1951-1957; Competition with metal knob made through 1960, plastic knob made through 1961: "Derailleurs of the World, Simplex" [Cambio I] Serial Number E127 1961?

Olmo [Professional Deluxe] Miramar Road bike rider, seen by Peter Brueggeman: Swallow rondine lugs; Falck tubing; originally gold chromovelato ORIGINAL PARTS: Mafac centerpull brakes; Campagnolo parts: crankset, pedals, Gran Sport rear derailleur, high flange hubs with straight quick release levers DATING: Probably the PROFESSIONAL DELUXE model. I switched out the brakes, from mafac center pull to... the hubs, crank, front & rear derailleur and shifters are all original." Serial Number E177 1960-1961 Olmo [Professional Deluxe] bicycledreamer/e Bay: Swallow rondine lugs with no seat lug side slots; Campagnolo dropouts; chrome head lugs REPAINTED with remnants of red chromovelato paint underneath BRAZE-ONS: top tube brake cable ORIGINAL PARTS: OLMO seat post clamp; 'O' seat post bolt nut; Mafac rear centerpull brake hanger; seller said it had Campagnolo parts DATING: Probably the PROFESSIONAL DELUXE model; Has the Campagnolo Sport sprung pivot derailleur hole in the right rear dropout, which is 1952 Serial Number E188 1960-1961 Olmo Gran Sport merziac/Bike Forums.net; formerly owned by Bruce Mc Cormmach: Swallow rondine lugs with no seat lug side slots; Campagnolo dropouts; chrome fork crown and fork ends, half chainstays and dropouts, head lugs, and seat tube panel; Falck tubing ORIGINAL PARTS: Campagnolo Gran Sport derailleurs and shifters; Magistroni crankset; Ambrosio Champion handlebars and stem; Mafac brakes; Olmo headset and seat post collar; Campagnolo high flange hubs with straight quick release levers; Wolber sewups DECALS: OLMO GRAN SPORT on downtube, with OLMO in gold letters; TIPO RONDINE at top of downtube; MADE IN ITALY band at top of seat tube; OLMO CELLE L.

Provenance: owner purchased it used in 1964, seller said it was 1-3 years old. Olmo [Professional Deluxe] Mc Nary: Swallow rondine lugs with seat lug side slot; Campagnolo dropouts; chrome frame stripped of paint/decals BRAZE-ONS: top tube brake cable ORIGINAL PARTS: Mafac centerpull brakes; Ambrosio adjustable stem; Campagnolo Gran Sport rear derailleur with cable adjuster, Gran Sport front derailleur, and shifters; Campagnolo crankset and high flange hubs DATING: Probably the PROFESSIONAL DELUXE model; Campagnolo Gran Sport rear derailleur lost its cable adjuster around 1960; Mc Nary: ".original owner said he had purchased it in the 60's... decal on seat tube panel; OLMO in star under Olympic rings at top of forks; CAMBIO CAMPAGNOLO winged wheel at top of downtube DATING: CAM 60 locknut on Campagnolo hub; Gran Sport rear derailleur has cable adjuster which ended in 1960. Olmo Gran Sport Ford Kanzler: Swallow rondine lugs ORIGINAL PARTS: "Campagnolo Gran Sport components. Nisi rims, Ambrosio Champion stem, Mafac brakes." Olmo headset and seat post collar; Olmo three-pin cottered crankarms with Magistroni chainrings; dropout shows the pad around the Campagnolo Sport derailleur hanger hole; Campagnolo high flange hubs with straight quick release levers DATING: Provenance dates it around 1962. 1961, as originally-equipped" "This particular Olmo was purchased around 1962 from Ted Ernst's Bicycle Super Mart in Manhattan Beach, CA by a high school mate of mine." Has Gran Sport rear derailleur without cable adjuster which is 1960 .

It is the Gran Sport model due to having the forged dropout with the Campagnolo Sport derailleur hole, plus the owner said so. Serial Number E208 1960-1961 Olmo Professional Deluxe rogue.bike: Swallow rondine lugs; chromovelato frame stripped to its chrome BRAZE-ONS: top tube brake cable ORIGINAL PARTS: Olmo seat post collar; Campagnolo shifters, Gran Sport rear derailleur with cable housing adjuster, and Gran Sport front derailleur; Campagnolo crankset, pedals, hubs, and headset; Mafac brakes; Ambrosio handlebars and adjustable stem Serial Number E395 1961-1962 Olmo Professional Deluxe David Snyder//dddd/bikeforums.net: Swallow rondine lugs with no seat lug side slot; chrome head lugs; chrome fork and fork crown; chrome stay ends; chrome panel on seat tube; Falck tubing; gold chromovelato paint BRAZE-ONS: top tube brake cable ORIGINAL PARTS: Original bike; "[151 BCD] Campagnolo earliest (1959 production) crankset...

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.

First generation Campagnolo alloy cotterless crank with dust caps on the back side of the pedal threading, was produced in 1958, and then the crankarms changed in 1959 to longer threads and no caps; Looks like it has the Campagnolo Gran Sport rear derailleur. Olmo city bike pasqi.it2014/e Bay: Swallow rondine lugs with no seat lug side slot; chrome head lugs and fork crown; Agrati stamped dropouts with scalloped backs; pump peg behind seat tube ORIGINAL PARTS: looks all original including Olmo headset and seat post clamp DECALS: probably TIPO RONDINE at top of down tube; V under Olympic rings on each side of forks under the fork crown; On seat tube, Olympic ring color bands with Olmo decal like the Olmo head badge; downtube decal looks like the Olmo head badge; on chainguard, OLMO on white oblong background with red outline Serial Number E106 1960-1961?

"original finish, red flamboyant over chrome, no transfers, Agrati "AM" lugset, Campagnolo 1010 ends, semi-sloping crown w/horizontal groove in outer side and reinforcement tangs. Ambrosio Champion steel stem and Ambrosio Champion alloy bar. " BRAZE-ONS: Threaded holes in bridges for mudguard attachment.