We reproduce below one of such notices, the contents of which were more or less the same except with regard to the amount claimed and the number of the relevant demand notice: "INTEGRATED DIVISIONAL OFFICE: CUSTOMS & CENTRAL EXCISE, SURAT No. VI (RR) 21 13/62/II/(iv) Surat, the 20th May 1964 NOTICE Whereas it has been reported that M/s Atul Products Limited, Atul have manufactured Synthetic Organic Dyes namely Cibagenes and Cibanogenes from basic dyes Lying in stock as on 28 2 61 / 1 3 61 with them purchased from the market and having voluntarily paid duty on all such basic dyes in stock/purchased from the market as referred to above manufactured and cleared from 23 11 61 onwards the processed dyes (final product) without payment of duty at the time of clearance from their factory, 2.