Show machines that are almost human py pye E C TAYLOR s the adding machine ILI IAM S 11 W A it D BU 1 R wililam W HOUGHS ROUGHS gt tired fired ot of keeping books bo be lie stunted mechanics tools took a bind binch in a macli lne shop ant one of the molt most fa fit robots the adding machine tills this robot docca doega t resemble a ha hu m mill min in bling in any way but it per rans mathematical computations more and far diore acau lion the human brain it cannot think for itself but it lia ila the power of obeying lost instructions ructions and it the instructions are correct ay y ghen glien its answer Is in inevitably eilt ably correct this machine cannot make a mistake its human muster master can anil and frequently docs does the chance of error in giving the tiding adding machine its instructions ho however weier Is much less than the chance of error by human beings to ilione the lie ta tak takk ff ef making the corn com mutations might be he In trusted all business now relies on these robots for adding subtracting mul atlon alls lo 10 n and tabulation they confine their operations to simple arithmetic some print the totals on apper and another type sho 3 the totals on dials sets of wheels are hefted as kea are punched on the keyboard of the m these keys are numbered from I 1 to 0 9 nith lit a tenth key for zero the machine takes care of the numerical order of th j numbers for instance if the num ber 23 enters into the computation the 2 key Is first depressed then the 3 key and the mechanism takes rare care of their order to make them rend 23 some models can add two or more columns at fit the tile fame time also add the totals for all the col cot limns together ahen hen asked to subtract raL some sonie of these robots use complementary numbers on their keyboards ke boards that Is the key number 0 also nil hare have a number I 1 on 14 it and the proc iss of addition Is reier rev creed bed the multiplies by cons ad all dialon it divides by subtracting the divisor from the number to be as miny times aa as the dl visor Is contained in thai that number the operation Is reg majed on the counting wheels heels as it lie e quotient tile cilen lating macali e similar to lie the adding m iachine but conald drably more Is getter ally used for multiplication and dl di vision because it performs perfo ims these there computations more quickly than lines the lie adding machine the cal cot culi cutting ting machine most widely aws d s not keep a printed record of its computations it indicates the renit on dials one type of the calculating robot causes the items in the comsuta inn lion to appear on dials when the keys arc are depre depressed sed the operation of a era crank cl clearing cic iring the figures agures off the dial faces when the computation Is completed AU all tour four arithmetical operations are performed on this t as ari art athons of simple arithmetic but the counting wheels arc are so ar or ranged thit they take short cut cuts over the simpler addin machine mahine on another tipe of the lie calculate cal eal culat ins ing rob robot t the amounts to fn be corn com limed are fari set up on the key board and the operation of 0 the mi chine chino either bv by hand or electric motor effects the tile calculi ion some of these machines show the figures to be computed on dials be fore the computation Is mide to guard against tinman human error in sub nitting the problem to thre robot totaling dials show the total in addition the product ct in to lion the minuend or renial remainder rider in subtraction and the quotient in dl di vision A ca robot thit th tt prints a complete record of aji all its compu lias has recen recently been inverted it lt paints the factors fugures out and ani prints the answer and fleca mul dial ites the total of all ohp answers with a single operating stroll separate dials on its face show the tie multiplier in multiplication and the divisor in division as a check against error thia this machine Is en pable of twenty multiplications a minute this latest calculating robot 1 Is used extensively in business it keeps books makes out bills cred its partial payments and beeps keeps an accurate record of doing the work of a corps of bookkeepers and making no mistakes of its own 00 1131 western newspaper t lc a en on |