The titles of the serials in the volumes named are printed in the index furnished with each. 2.  Harry Castlemon was the author of “The House-Boat Boys.” —­CONSTANT READER.  We never supply business addresses. —­JIM.  Not possessing the key we are unable to solve the cryptogram. —­L.F.  It is a very interesting game, suited to the tastes of both old and young.  The query was sent too late to be answered in the Christmas Issue. —­BYRON V. Refer the matter to a local engineer. —­HOWARD W.E.  A description of the way to make a small storage battery appeared in Vol.  XI.  No. 25. —­CONSTANT READER.  Books devoted to hypnotism have been written by Drs. Hammond, Bernheim, Moll and Raue, besides which it has formed the subject of many magazine articles.  —­WHEELMAN.  Read the description of electroplating in Vol.  XI, No. 23.  —­J.L.J.  No premium. —­W.K. 1.  We do not pay for contributions to “Puzzledom.” 2.  All the stories, sketches, etc., published in these columns are written by experienced authors. —­O.J.C.U. 1.  The papers are mailed from this office on Friday night. 2.  Yes; in any sum less than one dollar.

-> Several communications have been received which will be answered next week.

[Illustration:  A HAPPY TRIO.]

* * * * *

Your Worst Enemy

Is that scrofulous humor in your blood which manifests itself in festers every time the skin is scratched or broken, or in hives, pimples, boils, and other eruptions, causes salt rheum, or breaks out in occasional or continuous running sores. Get Rid of it at Once, or some time when your system is weak it will become your master.  Hood’s Sarsaparilla is the remedy which will purify your blood, expel all trace of disease and give you strength.

Hood’s Sarsaparilla

Sold by all druggists. $1; six for $5.  Prepared only by C.I.  HOOD &
CO., Apothecaries, Lowell, Mass.

100 Doses One Dollar

1000 DOLLARS!

I will forfeit the above amount if I fail to prove that I have the best remedy in the world for the speedy and permanent cure of Indigestion, Dyspepsia, Biliousness, Liver Complaint, Sick Headache, Nervous Debility and Consumption.  I will gladly send a free bottle of this wonderful medicine, prepaid, to every reader of this paper, thus giving all sufferers a chance to test its merits, free of cost.  Over 70,000 testimonial letters on file from living witnesses who have been cured.  Write to-day, stating your disease, or ask your Druggist for it and get well.  Address PROF.  HART, 88 Warren Street, New York.

CONSUMPTION.

I have a positive remedy for the above disease; by its use thousands of cases of the worst kind and of long standing have been cured.  Indeed so strong is my faith in its efficacy, that I will send TWO BOTTLES FREE, with a VALUABLE TREATISE on this disease to any sufferer who will send me their Express and P.O. address. T.A.  Slocum, M.C., 181 Pearl St., N.Y