Helm serves as the primary focal point of this agricultural landscape within the wider San Joaquin Valley. The terrain is characterized by an extensive network of water management features essential for farming in the Central Valley, including the James Bypass and Stinson Canal. These waterways, alongside Fresno Slough and Fish Slough, highlight the complex hydrological modifications made to support the region's massive irrigation needs. A rigid grid of roads, such as W Manning Ave and W Kamm Ave, divides the land into large parcels, reflecting the systematic land surveying of the Public Land Survey System. The diagonal passage of the S McMullin Grade and Colorado Rd provides a sharp geometric contrast to the rectilinear township and range lines, marking a primary transport artery through this productive corner of Fresno County.
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This is the sole edition of this map. No revisions or reprints were ever made.
1912 · Coalinga
USGS Topo · 1:125,000
1923 · Kearney Park
USGS Topo · 1:31,680
1924 · Jamesan
USGS Topo · 1:31,680
1925 · Helm
USGS Topo · 1:31,680
1925 · San Joaquin
USGS Topo · 1:31,680
1925 · Raisin
USGS Topo · 1:31,680
1927 · Burrel
USGS Topo · 1:31,680
1931 · Wheatville
USGS Topo · 1:31,680
1931 · Towne Oil Station
USGS Topo · 1:31,680
1946 · Kearney Park
USGS Topo · 1:24,000