. Scientific survey of Porto Rico and the Virgin Islands. Scientific expeditions. 1J)IIE€K, THE I'HY^IOOKAPHY OF J'OMTO MI ('a :\i\ A. The angle of .ijp \ !ie«l> may br- very uiirkeil when; ilie ilepre^sion i^ unJv a few xnnU acruss. The uHoal of tlie geiille <Ji[»s ]< jii Fig. t^), a tear til.; ciiesia JVoiir. nX \\ ! is i) tr. 10 iletn-ces tou'anl he uoiih, a dim-tioii etonpatihlc with the ulea that llie oldtT series Hul faulted up. TJie dip lu thin vn>v is tu\v;» ili(> reiifr of a lai-ge lepre^.^iun. In tJie held il8 relatio


. Scientific survey of Porto Rico and the Virgin Islands. Scientific expeditions. 1J)IIE€K, THE I'HY^IOOKAPHY OF J'OMTO MI ('a :\i\ A. The angle of .ijp \ !ie«l> may br- very uiirkeil when; ilie ilepre^sion i^ unJv a few xnnU acruss. The uHoal of tlie geiille <Ji[»s ]< jii Fig. t^), a tear til.; ciiesia JVoiir. nX \\ ! is i) tr. 10 iletn-ces tou'anl he uoiih, a dim-tioii etonpatihlc with the ulea that llie oldtT series Hul faulted up. TJie dip lu thin vn>v is tu\v;» ili(> reiifr of a lai-ge lepre^.^iun. In tJie held il8 relation tu tho d,.;sie,ii is readitv ':W^^i$^ .iward iliii oldhiiiii .Let US iKiw turn t(» sc\-eral hicaJiries whieh deserve atlerition. The ol tiiese mad. Ili^re Tertiary beds lit; in a liighly tilted position npon th(» oldei' series, as if liad'heen dragged into that sliape liy an upla-aval of the ..Ider ;. I'^n-haps the best way to aet|naint the readtn- uith the situation auil at die ,san)e tinn- present ttie writer's inferf)reration of tlte t'aels is to jrdor i'l tlic atreoiiipauyjng fliagrain. wliieh is drawn from >keteln's jnade in tlie e«dd (Fig. 21). The interpretation is coiuparativtdy The eol- "iipsc of a eavern has taken plaee jnst at the point when- the Teaiaary ?vsrs upon one of t!ie lulls uf the older This is tu lie o.\pe(do<l. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original New York Academy of Sciences. New York, : The Academy


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectscienti, bookyear1919