… marks an important earthquake anniversary, that is, the first shock of the destructive Friuli sequence: Mw ~6.4, occurring just beneath the town of Gemona del Friuli.
The recordings from ten stations are among the earliest waveforms collected in the ESM:
https://esm-db.eu/#/event/IT-1976-0002
I invite you to review them—to remember and reflect.
Carlo.