certainement le <date xmlns="http://www.tei-c.org/ns/1.0" calendar="#julian" when="1829-09-28">16 <choice> <abbr>Sept</abbr> <expan>Septèmbre</expan> </choice></date> à 10<hi xmlns="http://www.tei-c.org/ns/1.0" rendition="#sup"><choice> <abbr>h</abbr> <expan>heures</expan> </choice> </hi>½ matin <choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>différ.</abbr> <expan>différence</expan> </choice> <lb xmlns="http://www.tei-c.org/ns/1.0" /><del xmlns="http://www.tei-c.org/ns/1.0" rendition="#s" hand="#author"><gap reason="illegible" unit="words" quantity="1" /> <unclear reason="covered" cert="low"><choice> <abbr>magn.</abbr> <expan>magnétique</expan> </choice></unclear></del> à <placeName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0009661 https://www.geonames.org/608668">Uralsk</placeName> peu plus grande que <lb xmlns="http://www.tei-c.org/ns/1.0" />0° 45′ à l’<choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>or</abbr> <expan>orient</expan> </choice>, probablement <lb xmlns="http://www.tei-c.org/ns/1.0" />0° 27′ au <choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>N.</abbr> <expan>Nord</expan> </choice><choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>E.</abbr> <expan>Est</expan> </choice><supplied xmlns="http://www.tei-c.org/ns/1.0" cert="high">.</supplied> Il faudroit pouvoir <add xmlns="http://www.tei-c.org/ns/1.0" place="right"><metamark />retourner l’<choice> <abbr>Aigu</abbr> <expan>Aiguille</expan> </choice> <lb />de la bussole de <placeName ref="https://edition-humboldt.de/H0004805 https://www.geonames.org/2925192"><choice> <abbr>Freib</abbr> <expan>Freiberg</expan> </choice></placeName> <lb />sur son pivot</add><supplied xmlns="http://www.tei-c.org/ns/1.0" cert="high">.</supplied>