Operations Manual for the Cornell Communications 4200 Series Rescue Assistance System, published in 2010. 9 models including 4200, A-4204, A-4224 and 6 additional variants. User interface controls, event handling, and routine maintenance tasks.

Operations Manual for the Cornell Communications 4200 Series Rescue Assistance System, published in 2010. 9 models including 4200, A-4204, A-4224 and 6 additional variants. User interface controls, event handling, and routine maintenance tasks.