FIG. 1 is an isometric view of the telephone lineman's "butt in " test set;

FIG. 2 is a front elevational view of the telephone lineman's "butt in" test set;

FIG. 3 is a top plan view of the telephone lineman's "butt in" test set;

FIG. 4 is a bottom plan view of the telephone lineman's "butt in" test set;

FIG. 5 is a right elevational view of the telephone lineman's "butt in" test set;

FIG. 6 is a rear elevational view of the telephone lineman's "butt in" test set;

FIG. 7 is a left elevational view of the telephone lineman's "butt in" test set; and,

FIG. 8 is an alternate isometric view, similar to FIG. 1, of the telephone lineman's "butt in" test set.