Buffalo, S. Y., Oct. 12. 1974.Three yearn ago I wis arrested, being concerned in eounierh iting. 1 wt* promised my liberty li I would give up the material* nut never again take up tnj busincas. This J did, but by some misunderstanding I was placed iu jail from whence I hod. and have been working an! earning us honest a living as 1 could. I could not stay long in one place. I was compelled to leave, or was driven from difUreut places, among which was Washington, i. C. There I whs employed at the .Smithsonian by J. Mcknight Bmp, corner Pennsvlvam i avenue and Flft* •onth street; also at George Wall, coach maker, No. IMS K Street Washington, under the name of inomas (’lurk. I left Washington in April, 1874. Having an improvement both in engraving and paper making that 1 have long wished to bring before the proper authorities at Washington, in hope that some honorable means might be found whereby I might be returned to my tamtlv, to protect them tmui vice and poverty, has induced me to state tne following facts:—TII It IMPUOVKMKNTS CONSIST —tint—Of a new method whereby the letters on theface of a no e can be tuade in such a manner that they cannot be imitated, and it wiii not mtcricre with the pnseut style of engraving.Stcoiui— i hut the rod and blue fibre used by the government can be. or the juie call be colored bv any person ofordinary mean*. I can show the government a ccrtaia wav that the juie can he colored, or rather made, and pis ted gold and sliver, ho that none but the chemist can lie able to compete lt;»r produce it.Third—I have under way and part done a method whereby in the numbers of a note the lop half can be prmtcd In red and iho bottom iu blue.All these combined, I claim, will stop counterfeiting, thereby ko ping our prison tree irom that class ot people, and protecting others from fraud. Yours re-spoctlUily, THOMAS KALLA It I).It can scarcely be doubted that if the anticipations of the enthusiastic forger as to the importance of lus discovery prove correct, the autaorl-ties will naturailv reduce the punishment Imposed, ii not set Him Iree altogether.