“ We distort the record when we treat the case as 'possession' of a drug for purposes of manufacture. We deal with a drug after it was manufactured and held for sale. The charge of 'possession' made in the indictment was therefore 'possession' as defined in the 1965 Act. The power to pardon is reserved for the Executive. ”

“ Beginning in November 1966 government agents commenced an investigation into suspected illegal drug activities in the San Francisco Bay area. Petitioners and others were placed under extensive surveillance. ”