. The Columbian magazine : or, monthly miscellany. lac Verfei, figned G. mull have been written when the authorsgrief had overcome his mufe. They arc too incorredl for public infpedion. The Sforjy Rkapfedy^ or nvhat ever it may be calledy cannot be inferted,till the writer furnifhes us with a proper name for his compofition, as wehave, in vain, endeavoured to frame one. The additional remarks fent by the author of the Treatife on Religion,will be inferted agreeably to his requeft. The complaint of Iman, an Eaftern tale, and the genuine cxtraft fromMr. JefFerfonss letter refpefting the bull of


. The Columbian magazine : or, monthly miscellany. lac Verfei, figned G. mull have been written when the authorsgrief had overcome his mufe. They arc too incorredl for public infpedion. The Sforjy Rkapfedy^ or nvhat ever it may be calledy cannot be inferted,till the writer furnifhes us with a proper name for his compofition, as wehave, in vain, endeavoured to frame one. The additional remarks fent by the author of the Treatife on Religion,will be inferted agreeably to his requeft. The complaint of Iman, an Eaftern tale, and the genuine cxtraft fromMr. JefFerfonss letter refpefting the bull of the Marquis de la Fayette,fhall have a place in our next number. The Bard of Schuylkill, Stridures on the new Plan of Fcederal Go-vernment—The Politicians, a poem, and the Philadelphia exhibition ofportraits, are received and will be attended to in our fuccccding publica-tions. The Hiftory of a Wheelbarrow, the Dialogue between an Umbrella, afafhionable Hat, a Biihop, and a Hoop, and many other pieces in Verfe andProfs, are under (^ y 7/e/r r,/ A ,43^^<^,^,^*^^«!v*^^«^^«*/-<^^.*»*^*^^/^^.^ ^«VA!v^<k W ^ JS^:*!^ THE COLUMBIAN MAGAZINE, For SEPTEMBER, 1787. A Defcription of the^ AT VRAL Bridge, called in Virginia, RocKYBridge, with an elegant Engraving annexed* »* ^T^ H E natural bridge formsX an arch of fifteen -toifes,(fix feet Englifh) in length, ofthat fpecieswe denominate the Cow ?Horn : the chord of this arch is fe-ventecn toifes at the head oi Amont^and nine at that of Aval^ and theright arch is the fegment of an el-lipfc, fo flat that the fmall axis isonly a twelfth of the large mafs of rock and ftone whichloads this arch is forty nine feet fo-lid on the key of the great centre,and thirty-feven on that of the fmallone ; and as we find about the famedifference in taking the level of thehill, it may be fuppofed that theroof is on a level, the whole lengthof the key. It is proper to obferve,that the live rock continues alfothe whole t


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