Sponging Grounds of the Coast of Florida, 1922
This map shows the location of sponging grounds off the coast of Florida....

Tampa, Florida, 1950
A map of the Tampa Bay area used by pilots to navigate between airports circa 1950. Navigation aids include lines of equal variation in magnetic declination, and radio towers as well as visual aids such as transmission lines, railroads, major roads,...

Principal Geologic Structures in Citrus and Levy Counties, 1951
This map from the Florida Geological Survey Bulletin number 33, shows the principal geologic structures within Citrus and Levy counties. These counties are situated on the crest of a broad, elongated arch known as the Ocala uplift. Along the uplift r...

Distribution of the Economic Deposits of Citrus and Levy Counties, 1951
This map from the Florida Geological Survey Bulletin number 33, shows the distribution of significant geologic deposits of economic interest. These deposits include hard-rock phosphates, argillaceous quartz sands, limestone, dolomite, and montmorilli...

Physiographic Map of Citrus and Levy Counties, 1951
This map from the Florida Geological Survey Bulletin number 33, shows the physiography of Citrus and Levy counties. These counties compose a part of the Coastal Plain Provence, and the physiography is roughly subdivided into three major units, the Te...

Fracture Pattern of the Northern Portion of the Florida Peninsula, 1951
This map from the Florida Geological Survey Bulletin number 33, shows fracture patterns representing structural movements in the Florida peninsula. As noted in the text, the poorly consolidated sediments composing Tertiary rocks of Florida favor adju...

Geologic Sections Crossing the Northern Portion of the Florida Peninsula, 1951
This map from the Florida Geological Survey Bulletin number 33, shows 5 geologic sections crossing the northern Florida Peninsula approximately west to east and illustrating significant structures in the Ocala uplift. The map shows locations of Mioce...

Geologic Section along the Proposed Florida Ship Canal, 1951
This map from the Florida Geological Survey Bulletin number 33, shows a geologic section of the Florida Peninsula along the proposed Florida Ship Canal. The structures are shown to a depth of the Upper Middle Eocene Avon Park Limestone formation. Wel...

Cretaceous Sections and Structural Map, 1951
This map from the Florida Geological Survey Bulletin number 33, shows the depth and profile of sediments from the Cretaceous System taken from well cores. Constituents of well core makeup are shown, along with well ownership, depth of wells shown in ...

Geologic Sections through the Lake City Limestone in Citrus and Levy Counties, 1951
This map from the Florida Geological Survey Bulletin number 33, shows the depth and profile of Lake City limestone in Citrus and Levy counties taken from well cores. Constituents of well core makeup are shown, including key fossil indicators of fauna...

Structural an Isopachous Map of the Miocene in the Northern Portion of the Florida Peninsula, 1951
This map from the Florida Geological Survey Bulletin number 33, shows the structures and isopach of the Miocene, including the limits of the Hawthorn formation, areas of hard-rock phosphate, and contours indicating the top of the first Miocene....

Mean Annual Rainfall in the Indian River Basin, 1951 to 1980
This map from the U. S. Geological Survey Water Resources Investigation Report number 97-4011, Rainfall and Freshwater Discharge in the Indian River Basin, shows the average annual rainfall in the Indian River Basin from the period 1951 to 1980. The ...

Annual Rainfall in South Florida, 1951 to 1980
This map from the U. S. Geological Survey Circular 1134, The South Florida Environment, shows the averaged annual rainfall in south Florida for the period 1951 to 1980. The averages are measured in inches, and range from less than 48 inches to greate...

San Carlos Bay and Caloosahatchee River, 1959
A National Oceanic and Atmospheric Administration map of the San Carlos Bay and Caloosahatchee River, 1959. This Gulf Coast Survey chart shows all soundings expressed in feet at mean low water. Navigational aids such as lights, beacons, and buoys are...

Tampa Bay: North, 1961
A US Coast and Geodetic Survey map of the northern part of Tampa Bay. This Gulf Coast Survey chart shows all soundings expressed in feet. Navigational aids such as safety fairways, and visual markers such as lights, buoys, and beacons are shown as w...

Tampa Bay, Southern Part, 1966
A National Oceanic and Atmospheric Administration map of southern Tampa Bay current to1966. This Survey chart shows all soundings and heights expressed in feet. Navigational aids such as lights, beacons, buoys and measures of magnetic declination var...

Ground-Water Features in Escambia and Santa Rosa Counties, Florida- Figure 6, 1967
This is a map showing the top of the lower limestone of the Floridian aquifer in Escambia and Santa Rosa counties, current to 1967. "The contours show that this limestone becomes deeper toward the southwest at about 35 feet per mile. This limest...

Ground-Water Features in Escambia and Santa Rosa Counties, Florida- Figure 7, 1967
This is a map showing the top of the Pensacola Clay in Escambia and Santa Rosa counties, current to 1967. "The contours represent the top of the Pensacola Clay in feet below sea level. The two beds of clay which compose this aquiclude lie immedi...

Ground-Water Features in Escambia and Santa Rosa Counties, Florida- Figure 8, 1967
This is a map showing thickness of the sand-and-gravel aquifer and average pumping rates of the larger well fields in Escambia and Santa Rosa counties, current to 1967. "The colors show the general thickness of the sand-and-gravel aquifer in fee...

Ground-Water Features in Escambia and Santa Rosa Counties, Florida- Figure 9, 1967
This is a map showing the top of the beds in the sand-and-gravel aquifer that contain sea shells in Escambia and Santa Rosa counties, current to 1967. "The contour lines represent the top of the beds in the sand-and-gravel aquifer that contain f...

Ground-Water Features in Escambia and Santa Rosa Counties, Florida- Figure 12, 1967
This is a map showing mineral content of water from the upper part of the sand-and-gravel aquifer in Escambia and Santa Rosa counties, current to 1967. "Contours show equal amounts of mineral matter dissolved in water from the upper part of the ...

Ground-Water Features in Escambia and Santa Rosa Counties, Florida- Figure 13, 1967
This is a map showing chloride content of water from the upper limestone of the Floridian aquifer in Escambia and Santa Rosa counties, current to 1967. "Water from the upper limestone, in the blue colored area, is suitable for most uses. In the ...

Ground-Water Features in Escambia and Santa Rosa Counties, Florida- Figure 14, 1967
This is a map showing fluoride content of water from the upper limestone of the Floridian aquifer in Escambia and Santa Rosa counties, current to 1967. "Water from the upper limestone, in the red colored area, contains so little fluoride that it...

Ground-Water Features in Escambia and Santa Rosa Counties, Florida- Figure 15, 1967
This is a map showing general areas of water availability in the sand-and-gravel aquifer in Escambia and Santa Rosa counties, current to 1967. "Most large capacity wells in the yellow area would be successful because the sand-and-gravel aquifer ...

Ground-Water Features in Escambia and Santa Rosa Counties, Florida- Figure 3, 1967
This is a map showing geology along the coast of northwestern Florida showing aquifers and aquicludes, current to 1967. "Most of the wells in Escambia and Santa Rosa Counties draw water from the sand-and-gravel aquifer. This aquifer extends from...