著者・編者prepared by The Army Map Service (AMLD), Corps of Engineers, U.S. Army
並列タイトル等Roi Et, Thailand; Laos
Indochina and Thailand 1:250,000 (Thailand) : Roi Et
Series L509
NE 48-14, Roi Et
一般注記Scale 1:1:250,000 ; Transverse Mercator projection
Legend and glossary in English and French
"Contour interval 50 meters with supplementary contours at 25 meter intervals transverse mercator projection "
"Blue numbered lines indicate the 10,000 meter universal transverse mercator grid, zone 48, Everest spheroid = Les lignes chiffrées en bleu correspondent au quadrillage myriamétrique UTM, du fuseau 48"
"The last four digits of the grid numbers are omitted = Les quatre derniers chiffres des numéros de quadrillage sont omis"
"1955 magnetic declination for this sheet varies from 0°15′ easterly for the center of the west edge to 0°30′ easterly for the center of the east edge. Mean annual change is 0°02′ westerly = 1955 déclinaison magnétique varie de 0°15′ e sur le bord ouest de la feuille a 0°30′ e sur le bord est de la feuille. La variation annuelle est d'environ 0°02′ vers l'ouest"
"Figures in red denote approximate distances in kilometers between stars = Les chiffes en rouge entre les étoiles indiquent les distances approximatives en kilomètres"
"The delineation of international boundaries on this map must not be considered authoritative"
"On this map a lane is considered as being a minimum of eight feet (2.5 meters) in width = Sur cette carte une voir correspond à une largeur minimum de 8 pieds (2.5 mètres)"
"Printed by Army Map Service, Corps of Engineers 7-59, 765621"
Compiled using various maps from a variety of sources
Relief shown by contours, shading and spot heights
Includes location diagram, glossary and reliability diagram
Map includes part of Laos
連携機関・データベース国立情報学研究所 : CiNii Research
NACSIS書誌ID（NCID）https://ci.nii.ac.jp/ncid/BB03536675 : BB03536675