Appendix A Computer connection typesAppendix B Camera memory cardsAppendix C Digital camera sensor sizes and resolution (megapixels)Appendix D Suggested starting speeds/apertures for difficult night scenesAppendix E Scanner connectionsAppendix F What resolution should I pick?Appendix G ISO settings and their usesAppendix H Minimum shutter speeds to stop camera shakeAppendix I Settings to control depth of fieldAppendix J Suggested starting speeds to freeze the action of different eventsAppendix K Flash guide numbers, apertures and distanceAppendix L Using a hand-held meterAppendix M BatteriesAppendix N Health and safety in photographyAppendix O Black and white film processing and printingAppendix P Chemically treating black and white prints