About Ebykr
Ebykr celebrates classic and vintage lightweight bicycles through provocative imagery and opinion. Ride along with us.
Classic & Vintage Lightweight Bicycles
Histories, timelines, tech specs, dating guides and an archive of period catalogs, preserving the great marques and the people behind them.
René Herse: The Master Artisan of Levallois René Herse, the aircraft mechanic who became the greatest of the French constructeurs: his duralumin parts, his wins at the Concours de machines and Paris-Brest-Paris, his champion daughter… 
Latest Articles
Freshly published across the archive
Campy Corner
New on Ebykr: Campagnolo year by year and how to date its parts, from the firm's own catalogs.
Thirty-five years in 14 catalogs
From the Ebykr Catalog Archive, seven of the 14. Each cover opens its catalog.
Browse all 24 Campagnolo documents in the Catalog Archive See the full chart in the story
Identify and Date Your Bike
Makers stamped dates into frames and parts. Here is when each code applied, from the Ebykr dating guides.
Date codes at a glance
1955 to 2001 · select a maker for its method
Also charted on Identify and Date: Brooks saddles Campagnolo Nuovo Record Maillard and Normandy hubs Stronglight cranks Cinelli frames Fuji frames Hobbs of Barbican frames Schwinn frames, Chicago Schwinn Paramount frames
Your marques
Follow a marque and its newest work collects here. Nothing is followed yet, so these are the four Ebykr covers most deeply.
- FeatureHow to Identify and Date a Vintage BianchiNov 2, 2026
- Feature1909 Bianchi Motoring & Transportation BrochureJul 17, 2026
- TimelineBianchi History: A Timeline of Key Corporate and Technical EventsFeb 11, 2026
9 postsAll coverage
- FeatureHow to Identify and Date a Vintage Idéale SaddleOct 7, 2026
- GalleryIdéale Saddles Image GalleryAug 20, 2026
- HistoryModel Guide: Idéale Saddles and ClipsJul 11, 2026
6 postsAll coverage
- TimelineLegnano History: A Timeline of Key Racing and Corporate EventsJul 4, 2026
- GalleryLegnano Bicycles Image GalleryJun 17, 2024
- HistoryLegnano Bicycles: A Colorful History in Words & ImagesJun 17, 2024
6 postsAll coverage
- GalleryJo Routens Image GalleryNov 4, 2026
- TimelineJo Routens History: A Timeline of Key Competitive and Corporate EventsJul 4, 2026
- FeatureHugonnier-Routens Catalog Photos & IllustrationsJan 26, 2021
6 postsAll coverage
Explore by Country
The collection organized by where the bikes were built
From the Workshop
The most-read build sheets in the Tech Specs database
Build sheet
Build sheet
Build sheet
Build sheet
Build sheet
Build sheet
Build sheet
Build sheet
1951 Legnano Tipo Roma
Build sheet1964 Legnano Pista
Build sheet1948 Cycle de France Concours Randonneuse
Build sheet1964 Bianchi Specialissima
Build sheet1989 Raleigh USA Team Pro Track
Build sheet1984 Colnago Super Pista
Build sheet1963 Cinelli Mod. Super Corsa
Build sheet1958 Goëland Randonneur
Workshop DNA
What the 25 build sheets are made of
Brakes
Saddles
Hubs
Six of the 25 machines run no brakes at all — track and path bikes.
Explore the Timelines
Events per decade for eight of the 35 timelines — darker is busier, and every cell opens its marque’s timeline
FewerMore
From the Archive
The period catalogs readers are opening now, the largest image collections and a Random Rebour
Bianchi 1987 Catalog — Road & Sport Bicycles 
Raleigh 1984 Catalog — Racers: The Race-Bred Raleighs 
Fuji 1988 Catalog — Edition No. 18, Find Yourself on a Fuji, from the Titanium and Opus IV to the Cruizie 
Colnago 1986 Catalog — Catalogo Generale: Super, International, Victory, Mexico, Regal, Master and Krono, with City Bicycles, Mountain Bikes and Framesets 
Campagnolo 1974 Catalogue No. 17 — Super Record in Titanium, Record, Gran Sport and Valentino Extra, with the Firm Beyond Bicycles 
Random Rebour Roughly 2,228 cataloged images, browsable by marque, type and country.
Largest collections
Cataloged images per marque
Plus 136 plates by the illustrator Daniel Rebour.