USGS 1:12000 (Quarter 7 1/2 Minute) Quadrangle Index

Name: USGS 1:12000 (Quarter 7 1/2 Minute) Quadrangle Index
Published: 2026-05-13T03:30:36+08:00

Minnesota Geospatial Commons2026-05-14 更新2026-06-18 收录

数据链接：

官方服务：

资源简介：

To provide a standard framework for accessing and creating data sets tiled by "quarter-quad."

创建时间：

2026-05-13