✍ Scribed by Seton, Antony
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contin~es, imwcvcr, thnt Noclfcr 110s produccd bands "by tliffnsing silver nitrntc into p w e [thc italics arc inincl xrlntin. Strata wcrc nlso produccd when gelatin gels w r c subjcctcd to tlic nction of tanning ngcnt,s." dctnnlly, n 1 0 ~l l ~r l ~ Iiimsclf says that hc uscd coninwr-cia1 gelatin, so thiit his Imicts inny bc due to tlic prcscncc
📜 SIMILAR VOLUMES
SIR,--JI~~ I point out tliiit in your rcport of t.lw nlecting of tlic GIiisgow Section on October fi (CIII\*:M. S: Is])., Oct. 13, 11. SlS), you oinittcd tlic main point. of riiy sllggcstioii. This \viis tlliit thc rcsistiincc to t,llc rcliitivc inovcniciit of t,wo Iiibriciitcd surfiiccs, untlcr t,l
## Abstract Three commercially available hydraulic/transmission lubricants based on rapeseed oil have been investigated for their lubricating properties. The coefficient of friction, scuffing‐load capacity, and pitting resistance were evaluated, and the results compared with a corresponding commerc