The Deltas are Campagnolo Croce D'Aune. Pedals are also Croce D'Aune along with the chainset (I think). Seat post looks to be Chorus which was also used for the CDA group. CDA group was 1987 - 1991.
The Chorus parts would appear to be later.
Just for clarification: pedals are C-Record, not CdA
@SideshowBob started
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The Deltas are Campagnolo Croce D'Aune.
Pedals are also Croce D'Aune along with the chainset (I think).
Seat post looks to be Chorus which was also used for the CDA group.
CDA group was 1987 - 1991.
The Chorus parts would appear to be later.