PETACO [Proyectos Electromecanicos de Tanteo y Color] [Madrid, Spain]
21 items with a valid date were considered for this timeline (56.76% of the total)
16 items with an invalid date.
Help us in our quest to find exact dates for:
196?: 1 item.
197?: 1 item.
198?: 12 items.
19??: 2 items.