Practical Instruction for Detectives: A Complete Course in Secret Service Study

Private detectives are frequently called upon to investigate burglaries of banks, offices, stores and residences. If the burglary has been committed in the city or in the countr...

Although not generally known it is a fact that banks, business concerns, and the public in general probably suffer a greater loss through the operations of forgers and bogus che...

Shadowing, or more correctly speaking, keeping under surveillance some person, building or premises, is one of the most important branches of detective work. I know of many priv...

A class of criminals who are, in my opinion, the most obnoxious of any the detective may have to deal with, and of which class only a small percentage are detected and convicted...

that each had along his route a place where goods were unloaded and sold by the driver. In the case of another large packing house I uncovered thefts of butter alone amounting t...

I believe it will be of interest to both experienced and inexperienced detectives to be enlightened regarding some of the many other sources from which private detective work ar...

There are, in my opinion, no business concerns that suffer a greater loss, nor are occasioned more worry than are the department stores of our large cities. Annually they lose t...

Railroad companies suffer tremendous losses yearly in spite of the fact that vast sums are continually being spent to guard against theft by employees, thefts by car thieves, da...

Practically all street railway companies find it necessary to employ detectives. The largest corporations of this kind may employ anywhere from ten to fifty detectives the year...

In all up-to-date police and detective bureaus the Bertillon System is now being used whenever practicable for the identification of criminals. I consider it important that dete...

In my experience with murder cases I would divide such crimes into three classes, namely: The cases wherein a murder has been carefully planned or premeditated; the cases where...

As in other criminal cases, when confessions are obtained from forgers, it is a good plan to take the same in writing in the presence of reliable witnesses, and to have the conf...