Show PARM all rf I 1 assortment HELPFUL ON FARM but uses negligible cost co I 1 Is Nur numerous nerous by E R n GROSS equipped farm shop in m well the he assortment nt of nails so t that hat an c I 1 des size and type may be arnder je proper tr for each job whether it be irine g a bul building icing constructing a or or mending ting a fragile chair juthe the agricultural agriculture al engineering de dment at the new jersey coll college ege sericulture culture rutgers university universia sit Y the cost of an adequate variety nails is negligible from one aly K PO cound and to three pounds accord do size of each of a dozen vanto w makes an excellent kit of nails aties cans are handy containers tin the sturdiness of the nailed joint join t appends upon the friction betge between en go 1 and wood hence it is deter lined by the choice of size and kind nail the number used and the r roper per assembly of the wood parts tod A nailing ailing is important not only aget get lasting results but also to void avoid accidents due to improper nail IT 9 using the ne proper length of nail requires ires that two thirds of the nail should penetrate the piece of wood w receiving the point thus the length could be at least three times the bickness of the 0 outer ter piece when materials pr prevent vent proper pene ration tion use additional nails to pro ride de an equivalent area of surface act in the wood receiving the point mint farm farin practice allows clinching nails which penetrate through the wood bending the point of the clinched nail across rather than with the grain of the wood greatly increases the strength of the joint A urn finn blow in clinching should form a hook im bedding the nail point in in the wood use plenty of nails as the strength of the joint increases directly with the number of nails when then the wood tends to split use nails which are thinner than summon nails whenever the use permits drive nails lails perpendicular to the surface the he slanting drive to draw the he wood has little advantage shiners or nails coming out of the he side of the piece weaken the joints eints and are likely to cause injury hence lence should be removed at once nails fails in green wood wet wood or tose ose driven into the end of the stain grain are not effective use dry Itea kaso wood properly construct ed d joints usually permit driving the nails lails into the side of the grain and lot it the end |