Abstract: A portable label maker adapted for in-field use by electricians and the like the apparatus is self contained and permits printing, in standard wire label format, of single wiring labels. The apparatus also allows the printing of multiple copies of a single label, and the printing of sequences of labels. The label to be printed or first member of a sequence, is entered through a keyboard to be displayed on a display and stored in a memory. Subsequent commands entered through the keyboard control the printing operation including the specifications of the last member of a sequence. The printer and display may be of the dot-matrix type.