Show THE TONE OF THE BELL lot Ini prore I 1 by tl xo of ool I 1 or gilr in tl e hell metal there is a general belief that the in ct silver or gold in the cast ing of a bell agures for it a bu boue but an expert in founding balla edys that such u belief is erroneous he says that tl a beet tone effect in bell metal is confined within ory narrow limits for a ly so called bell metal eliav ing more tl an 60 parts copper to 20 1 arts tin 11 too soft to i he beet quality of tone while that 1 aan g more tin than 23 parts in tl 0 is much too brittle chero aro bells in europe choso whoso clear bonca were for many years credited to gold and silver that v ere supposed to 1 ave been added to abo bell metal an atas made jioji ago of the in one of bells and it failed to sl ow any trace of gold or silver tl e old german bell found era used to anke their bells of 80 parts copper to 20 t arts tin in the opinion of this expert the and best toned bell is obtained from lo 10 parts copper au 1 21 parta tin after the bell is dran n sa s abo expert two sweeps aro boado and ad austed to au upright in tho ceu ter of au lion case or flask tl 0 flask having perforations all over it over lie surface of alio flask is coated wet a layer of loam of equal and suitable thickness and baked then another lay er is coated on and baked and BO on layer after layer until the proper shape etc aro secured there are two such iron molding cases one fitting 01 er tho oth er the under one has tho loam coating ou its outer elde which has the inner shape of tl 0 proposed bell the upper iron molding cise or flask hai the loam on its inner surface forming the out side shape of tho bell this is let down over the under mold and carefully ad austed equally all around leaving a space ineido between tie molds ibe under is called the core the upper or outer one is called the case the space is filled up ly the molten bell metal which when cooled is tho bell hen the bell is taken out of the molds it is polished and thou the hannings hangings hang ings tongue for clapper etc fitted to the bell and it receives a se acro ringing test partly to ascertain iti tono and resonant quality ind to observe it mechanical excellence and adjust ment then it it appears to bo goo 1 in all points it la shipped to the purchaser the making and shipping of a bell uro ally require from 10 to IS days in tl e smaller sizes tl 0 larger sizes i 0 from 1 pounds and heavier more time A poal of three or more bells requires from 40 to 00 days time yf wha a chime of nine or more bells ro j ain from tareo to six months aar foundry cin of course readily asp boako and select nine or ten bells in for n cl imo but tune is one thing tone is another church |