Minox daylight developing tank working instructions. Available to purchase for immediate download. Below is an extract from the manual converted to text for a quick impression on the content. Minox daylight developing tank working instructionsDaylight Developing Tank Working DirectionsScrew out film-drum of the tank in clockwise direction up to the work stop and subsequently detach it to- gether with the top part. For insertion into the tank the film cartridge is prepared by carefully pulling out the film-leader from that one of the two boxes not provided with a circular opening. Be sure not to pull any film out of the other box with the circular opening.