ve

*

6 The Guardian, an, Charlottetown, Mon., Feb. 7.1966. [e, pabhet hairpin f the bot- Li ht b lb f - } = tt ahs Mis pa But he still had the ore, " eo Uaiaee “ ; ' public to convince—as we ] d ceptics called c= essential commodity ei eee cor iether bt lit Rina bh ; ‘ : or, ‘| There is probably nothing lifetime, so the measure of its i as Sy Caped Canada on 6 1a war ~ |\more irvitating than walking |worth -is how much light it. will , 7 alter “te: rebellion into a dark room to switch on a] provide for ma tao Ison LOO tiled agree os an Does ight and ncing hat the . , 5 . -led by NewYork City to install a bulb has burned out. _ | Bulbs these days are burn- “i ; trial lighting system in “lower arias ani ‘i cccetiaatda im. |i8 out more frequently in the of electricity and you |sat there more than 40 hours be- | Manhattan. inedietely pn grombling o-({Verese Comedian home be ‘of Thomas Edison— Td pore the lamp faded—and they; Edison had to make every bout the . bulb manufacturer |cause more people are using light, .. world's first light bulb. iknew they had the world’s first \component himself, because = and his “planned abaclesounce” have miore bulbs in their homes, Pf what wns. at lb made |zuccosetul electric Heht bulb | prs wooly en He beets about the cost of bulbs |inc, ‘eave them | lighted longer “$ ilttle piece of carbonized cot. Pdison ™ ee * hig |produce electric current in um = i oe fog Sag + Beye ‘With a regular household tn thread that canie from Mrs. |"°"'" \SGcor". As with most |a?eamed of quantities, and peo, reach locations bulb it. is impossible to have Edison’s. sewing basket. the) inventions, the public nowy ceeded to invent and then build = » |both high efficiency and long mfesine link that her inventor. |S1°0! ‘nVenrions: ‘one. He worked in the ditches But what is the actual cos’ |life. This is inherent in the way hbSband had been searching for. ~"° ™ ‘laying cable, with laborers, 1 eee 8 tee a tungsten filament operates. ; N last fc’ years 7 eT Nee | we oe’ on piles of ¢a’ a ae oN ar brighter a bulb burns, . ears ' ’ ot se. are P otter the filament ‘is and, Pid Neve soled tached wapihos sons crowded the strests of (| (Qa tig, Ristoric sfterncen is ably one of the most economi-|the sooner the bulb burns out. . bulb and set upright on a table. [tittle village of Menlo F ar <.\1883 whem the lights were firet the market today. They are|At lower temperatures, less It “as the evening of October 19, |S°™ had come by ar al turned on, only about 20 persons purposely désigned to give the |light is produced and the bulb 187, in Edison's makeshift lab. (220° but a lot more had art ¥" \were present. Edison was appre: most economical light for the |iasts longer. pier oratory in Menlo Park, New Jeer- (&¢ >Y special rom - x » (hensive acf the outcome and combined coast of bulbs and ele-! 7. commemorate . Thomat sey. As the electric wires were oa Railroad for wanted: no . publicity. etricity. You might say the ma- Edison's 100th birthday, Gee ’ ccucccted, Edigdn's sesistants (0°cc#si00. GREAT SPECTACLE a nutacturer. tries to strike @ baP /raj Electric engineers dovigned huddled around, holding their 'i11UMINATED STREET - | But the current flowed ap ¢ py medium between bulbs | thst'and made a 100 - watt bulb that. * Curre ss Tren a deft finger inside jelectric light to 59 customers, that give too little light for the tury, But the amount of light lamp Salad waaaey.” ‘aoe. the Edison (aboratory Mieked a |By nightfall, thousands jammed The cost of electricity consu-|-oming from that bulb is far be- ing with a soft light. Its’ resis- |switch and— to the applause of |the streets to see ‘the a med by a 100 ‘oe oo low normal household standards. tafe’ was measured— 275 ohms |the throng—60 light bulbs plac- carat oe E ccpntied etal. ee eS arson ia. ont tte wane amount of Hight <#afficient for Edison’s purpose es on poles along the snow-cov- ee, snares. ie bout seven times the cost of the . ‘and far greater than the four or lered streets began to glow with |customers = w na yok " {watt bulb, you would need 16 aes ; knew there could be bréak- bulb itself. That bulb is design-|«199 year” bulbs, and eléctri- ~ = reve tonne | <i yp watching the [downs and didn’t want ieee: ‘ ; , ed to provide steady light for at! .ity would cost $18.50 every 70 four ghee bour the scieutiste lists brighten, remarked: “"We- (ers. complaining atenl TO’ _ MARITIME ELECTRIC MAIN CONTROL ROOM Vian ciao aie estlte Ee a watched the lamp glow, expect- |ell sir, it's a pretty fair sight, complete success. The man they | - ~~ \make @ 100 - watt bulb that will The lamp manufacturer stri- ing it to die at any minute. They but danged if I kin sce NOW _Y° /caiied “looney” and “addled | ° © e se in an inert atmosphere - {s|of heat ordinarily encountered |jast much longer.than the kind |ves tg make bulbs that have the Te b wor! ou. He had vented +) ET Ct ; still une . : jby «man. ~~" lyou buy inthe store. But it ipest balance between good ef- practical incandescent light! ; Tic g g Today’s light bulbs are made, At that temperature, asbes-|would provide much less light, /iiency and reasonably bulb, designed’ and built an ef- | under stringent controls. They jtos and fire brick would melt |thus forcing you to use MOFejiife The best “balance” rests ficient dynamo and had plan- | have to be, with the microsco- |like wax in a furnace. It's twice |light bulbs, with consequently |4, two factors that concern ned, built and operated accom pic ingredients that go into |the heat of molten steel. higher costs for both bulbs andlevery customer: the lowest Mia 'teenne mine em. OTOGKessed fast |, se ee seca pene areata testy rove te mea hgh et the: mon Edison consolidated his var- | Take a 60 - watt bulb. First | nub for about 30 cents he'is buy- |amount of light. lious companies into the Edison | the filament is manufaetured|ing only a devise to transform| The design of the bulbs and its iGeneral Electric Company and/ In, less than one hundred ,menters had tried using plati-|in a long string, not unlike 8 | sJectric current into light. A 30-|hot-burning filament are care- moved his headquarters to Sch- years electric lighting has pro-|and charcoal ae “burners" for ine oe If this “string” is |cent, 100-watt lamp will use a-|fully controlled in the manu- TAGUE enectady, New York. ne gressed from Thomas Edison’s|their source of incadescense, |°"Y per cent smaller than |pout $1.85 worth or electricity MON |which grew the General Electric imake-shift horseshoe of light to lpi: they couldn't make the \aneed ty Ss pent socgud be Te during its normal 750-hour life. light last. |. The second step calls for coit- | And why don't bulbe last lon- And even while Edison suc: |ing the filament. It is such a/®%° ceaded. he forecast many pro- |“elicate operation that the coils! Because it's impossible | to . must be precisely spaced or bulb |have both high efficiency and blems in the manufacture ha life could be cut by as much as |!ong life at the same time. Long- ag ie | FR aR og Ny bogie yao i oe |watch for moisture before they and would'use far more elec- |, er gave several hu | seal the bulbs. A single of | tricity. hours of life. Carbonized ‘bam- | moisture distributed plaid 500-| A bulb ‘designed to last 5,000 boo strips were even stronger |000 lamps would cause early ‘hours, for example, would use and gave 600 hours of life. (blackening in all of them. {about 30 per cent more electri-| processes using red phospho | When you switch a light on, |city to produce the same amount ee Tus to “clean up” vapors and jyou are sending electric cur-jof light as a standard 100-watt Coniplete electrical __ |gases in the bulbs and dipping | Tent to heat the filament to a-|bulb shat is designed for 750 |v eS cotton in zine chloride and |phout 5,000 degrees’ — a tempera- |hours. heating installations —* pulp through a die \ture higher than any source’ And think of the hydro bill! make « thread. ere : ; PREPARE TODAY a that he would take Then jo gemma od ' a ae ‘ ae e THE ELECTRIC WAY “| question on ander Just and Franz Hane. oe “oe: Mae atiee . ne \ man, two Vienna high school | oe Ef from 1902 to 1904 to make the e os it ee first practical tungsten fila- : eed i inBiee seep ed's el tee ae nl ‘. S Leta, ‘ ; subway . . it “ 112 Kent Street =" Dial 2-121 |iting plate Are Given Increased Attentio eee ee oe desist." :

cases — three involving ferry boats alone — in which plans

is $4,470 plus lodging and car | Montague allowances. -

THS IS

| NATIONAL ELECTRIC WEEK = |

a good time to check the ‘electrical _wiring of your home for ~~ safety and efficiency.

RED SEAL WIRING _ Be Sure Your Home is Safe of Wiring

TS. i] = rh = &

es nat SUR: W

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Member Electrical Service League. of P. E.T.

MacLEAN and SON

ELECTRICAL CONTRACTORS 254 Kent St. Dial 2-2443

+ Use this quick, five point system:

Do fuses blow . . . because of overloading?

| productive

Are a number of extension cords plugged : cor inte one wall

Are\you creating a fire hazard by using fuses over 15 Amps?

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ile

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5. Is ene Service Entrance adequate for modern electrical » living?

| Palmer Electric Ltd. Earle Arsenault - = = atid to join the 3,000,000 men and nea We recommend the ve Storey Electric Ltd. ft lardy Electric electrical of Mr. Heideadrs y ious re- Ps < : RED SE Newson Electric Ltd, - _ R. T. Morrison Co. = meustry In Poon lig te eset | RED SEAL” Standard. ADEQUATE Burke Electric Ltd. Earle Ca | observing «is, 2led his new report is WYAE-A 1 Kc) MacLean Electric Ltd. inman Plumbing & Heating : | sae iahed St, nt: texnpayerd aa of wirin James S. Good ~ _, Sumner Co. Ltd. : NATIONAL ELECTRICAL _ jiztrituas sna) corporations | oe Ronald B. MacLean. ” Rogers Hardware Ltd. " a.” quiets igntaing onal Jack MacKenzie. Douglas Bros. & Jones Inc. oS WEEK ie te ild ‘tu hays is tag C. M. Stewart G. Stewart MackayLtd. = f] define a charitable organization, YOUR GUARANTEE OF W. R. Brennan . T. Holman Ltd. Feb éth is 12th "Ying of fds by matt tern | soe Te ye ee eee eee: ererge Saath ae ene en organzation win cha COMPLETE ELECTRICAL SATISFACTION Howard S. MacLean. Connie .LeClair . ss itable status it remains a chari-| i | Srieth Picera"™” _A Kemah Bot____ ] Wp Retonmond he RED SEAL" ston 0. oe Bes Allison cLeod ( ichardson ° | accounts committee asked the 23a Ss ia bis ; : Hae Edison Electric Town of Sumerside —- _— 3 "eee Sh tone ncaa MARITIME ELECTRIC Alex W. Peterson. ~ Maritime Electric Co. Ltd. | CANELCO SERVICES [ie post sitice: sensrtment in FANT ) ato Canelco Services Ltd. _ _—- Northern Electric Co. Ltd. : LTD a oo new spa: ait i Aeénctechn ee, ae eee nat freer sihciiiatiehitect 4 A st Jee we Me pan ecb ae : iui | Tt -