C.—lα

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Imperial Temperature Temperature Competed Value of mhZSmiit am Residuals. Steel Comparisons. Fahr. CWtion, oSSSSS* " h" "J" Ta P c - Deg. t062 " from above. Imperial Standard. Values - -1 = 4- -0002 at 59-050 4- -0019 = 4- -0021 4- 99-9981 = 100-0002 4- -00022 2=4- -0002 „ 59-025 4- -0019 = 4- -0021 4- 99-9981 = 100-0002 + -00022 3=4- -00145 „ 60-075 4- -0012 = 4- -00265 4- 99-9981 = 10000075 — -00033 4 = 4--0009 „ 59-900 4--0013 = 4--0022 4-99-9981 = 100-0003 + -00012 5 = 4- -00135 „ 60-000 4- -0012 = 4- -00255 4-99-9981 = 100-00066 —-00023 5/-00210 Mean .. .. .. .. .. .. -00042 Continued comparisons of steel reference tape with the comparator value 99-9981, each comparison being a new establishment of comparator : — Second Set. H. M. Kensington reading scale ; J. Langmuir making contact at rear end. Note. —Perfect open-air conditions taken as 7 ; then the conditions for observations Nos. 6 to 10 will be (i. Deg. Fahr. 6. (a.) Tape is long = 4- -0007 Thermometer 263 at 59-5 264 „ 59-2 (6.) „ =4- -0005 „ 263 „ 59-0 264 „ 58-9 Means .. 4- -0006 Thermometer at 59-15 7. (a.) Tape is long = 4- -0007 Thermometer 263 at 59-0 264 „ 59-0 (6.) • „ =4- -0010 „ 263 „ 59-20 264 „ 59-50 Means = 4- -00085 Thermometer at 59-175 8. (a.) Tape is long = 4- -0015 Thermometer 263 at 59-7 264 „ 59-2 (b.) „ =4- -0017 „ 263 „ 60-0 264 „ 60-0 Means = + -0016 Thermometer at 59-725 9. (a.) Tape is long = 4- -0016 Thermometer 263 at 60 264 „ 60 (b.) „ = + -0018 „ 263 „ 60 264 „ 60 Means = 4- -0017 Thermometer at 60 10. (a.) Tape is long = 4- -0016 Thermometer 263 at 60-2 264 „ 60-0 (6.) „ = + -0017 „ 263 „ 60-2 264 „ 60-0 Means = 4- -00165 Thermometer at 60-1 Imperial Temperature Temperature Corrected Value of subsequent ComStee. Comparisons. Fahr. Com-ctions CtaJSrhL. *-»g*« paSTi™ ■"*■*• Ta P e - Deg. U ' bZ - from above. imperial Standaiti. 1 = 4- -0006 at 59-150 4- -0018 = 4- -0024 4- 99-9981 = 100-0005 = 4- -00038 2=4- -00085 „ 59-175 4- -0018 = 4- -00205 4- 99-9981 = 100-00075 = 4- -00013 3 t= 4-0010 „ 59-725 +-0014 = 4- -0030 4-99-9981 = 100-0011 = —-00022 4 = 4--0017 „ 60-000 4--0013 = +-0030 4-99-9981 = 100-0011 = —-00022 = 4- -00105 „ 60-100 4--0012 = 4- -00285 4-99-9981 = 100-00095 = —-00007 5/-0044 Mean .. .. .. .. .. .. -00088