Enter the serial number marked on your Lachenal instrument — usually on the valve casing, bell or receiver.
On the right-hand end plate or the reed-pan label. English, Anglo and Duet concertinas ran separate Lachenal number series — pick the system before reading the number.
The archive currently covers 4 series and 215 dating ranges from 1850 to 1928, compiled from published maker records and reference charts. Coverage grows as new tables are verified.
On the right-hand end plate or the reed-pan label. English, Anglo and Duet concertinas ran separate Lachenal number series — pick the system before reading the number. The exact spot varies by era and instrument type — the serial number guide walks through the common locations.
Recheck the characters exactly as marked, including any letters and leading zeros. Letter-prefixed numbers often belong to student or non-domestic lines that cannot be dated from the number. Some production periods may simply not be covered yet.