ERRATA.Pag.16.lin.6.forsalt,readsalt-petre30.12.forising glass,readisinglass35.11.formidling,readmiddling47.15.forballóóns,readballóón86.26.insert: to a rocket of eight ounces twenty-one strokes.115.5.forone eighth,readone inch one eighth152.24.forgriandole,readgirandole,ibid.25.forgriandole,readgirandole,172.19.forhoops,readhooks,203.8.addat I, nine inches from H, fix three pegs.243.18.forscrole,readscroll,
ERRATA.