Weather Bureau meteorologist reading a weather map hot off the facscimile machine.

Thomas D. Whitely inspecting facscimile map.

Thomas D. Whitely showing electronics racks of weather map facscimile machine.

Thomas D. Whitely working with electronic equipment.

Messenger boy Thomas D. Whitely ready to hurry to newspaper offices and radio stations with copy of latest forecast. Foreman John G. Strobel passing forecast to Whitely. In: The Sunday Star, Washington, D.C. Gravure Section. October 31, 1937.

Mimeographing copies of the forecast to pass on to bicycle messenger Thomas D. Whitely for carrying on to newspapers and radio stations. In: The Sunday Star, Washington, D.C. Gravure Section. October 31, 1937.

Early weather map published in: "Les Bases de la Meteorologie Dynamique" by M. le Dr. H. Hildebrand Hildebrandsson et M. Leon Teisserenc de Bort. Published 1900. Volume 2. Library Call No. M/0440 H642. Although published in 1900, the map displayed weather conditions for 7 May, 1865.

The daily weather map for January 22, 1922, a few days before the famous " Knickerbocker Storm" that caused havoc in Washington, D.C. All weather maps from the Nineteenth Century and Twentieth Century are on-line through the NOAA Central Library.

Meteorologist Scott Rudge preparing a weather forecast.

Early diagram showing the evolution of cyclones and the polar front theory first advanced by J. Bjerknes. In: "Life Cycle of Cyclones and the Polar Front Theory of Atmospheric Circulation," p. 3, Geofysiske Publikationer, Vol III, No. 1, 1922.

The life cycle of cyclones as theorized by J. Bjerknes in: "Life Cycle of Cyclones and the Polar Front Theory of Atmospheric Circulation," p. 5, Geofysiske Publikationer, Vol III, No. 1, 1922.

The two kinds of occlusions seen in cross-section as shown by J. Bjerknes in: "Life Cycle of Cyclones and the Polar Front Theory of Atmospheric Circulation," p. 8, Geofysiske Publikationer, Vol III, No. 1, 1922.

The polar front through a series of cyclones as shown by J. Bjerknes in: "Life Cycle of Cyclones and the Polar Front Theory of Atmospheric Circulation," p. 11, Geofysiske Publikationer, Vol III, No. 1, 1922.

Early Weather Bureau logo.

The snow brought joy to some. The "Knickerbocker" snowstorm. 97 were killed in this storm and over 200 injured, the majority in the Knicker bocker Theater.

The snow was a trifle too much for the dinky sweepers. The "Knickerbocker" snowstorm. 97 were killed in this storm and over 200 injured, the majority in the Knickerbocker Theater.

A police officer directs traffic during the "Knickerbocker" snowstorm. 97 were killed in this storm and over 200 injured, the majority in the Knicker bocker Theater.

In front of the Knickerbocker Theater immediately after it collapsed. Handwritten note below indicates that it was probably the following night. 96 were killed and 125 injured in the collapse of the theater. One other man froze to death in the storm.

Crowds watching the work of rescue at the Knickerbocker Theater. 96 were killed and 125 injured in the collapse of the theater. One other man froze to death in the storm.

View of the interior of the Knickerbocker Theater after the last body had been removed. 96 were killed and 125 injured in the collapse of the theater. One other man froze to death in the storm.

Outside walls of Knickerbocker Theater following collapse of interior. 96 were killed and 125 injured in the collapse of the theater. One other man froze to death in the storm.

Sketch of Knickerbocker Theater prior to collapse. Hand-written note below caption says, "Wholly inaccurate picture. Compare photograph on preceding page. " 96 were killed and 125 injured in the collapse of the theater. One other man froze to death in the storm.

Cover of "Handbook of Snow Removal" by Good Roads Machinery, Inc. 1926. Library Call No. M 1270 G646.

Rescuing a motor car from burial in the snow on a Long Island Highway. One kind of horsepower providing assistance to another kind. In: "Handbook of Snow Removal" by Good Roads Machinery, Inc. 1926. Library Call No. M 1270 G646.

Pennsylvania's plan is to clear a generous width. In: "Handbook of Snow Removal" by Good Roads Machinery, Inc. 1926. Library Call No. M 1270 G646.

Clearing snow from 5th Avenue, New York City. In: "Handbook of Snow Removal" by Good Roads Machinery, Inc. 1926. Library Call No. M 1270 G646.

An example of slopes in an area of high winds which can cause drifting. In: "Handbook of Snow Removal" by Good Roads Machinery, Inc. 1926. Library Call No. M 1270 G646.

Drifts like these increase the cost of snow removal. Prevention is the economical way. In: "Handbook of Snow Removal" by Good Roads Machinery, Inc. 1926. Library Call No. M 1270 G646.

Snow fence, properly placed, holds back the drifts from the highway, as shown here. In: "Handbook of Snow Removal" by Good Roads Machinery, Inc. 1926. Library Call No. M 1270 G646.

One of the drift-breeding locations which led Pennsylvania to invest in a million feet of snow fence. In: "Handbook of Snow Removal" by Good Roads Machinery, Inc. 1926. Library Call No. M 1270 G646.

Philadelphia Wilmington bus stalled in the evening snow. In: "Handbook of Snow Removal" by Good Roads Machinery, Inc. 1926.

Fifth Avenue bus in difficulties. In: "Handbook of Snow Removal" by Good Roads Machinery, Inc. 1926.

When the wheels stop, the revenue stops. Contractors find it pays to equip trucks with snow plows and keep the wheels moving. Note open cab and chains on rear tires. In: "Handbook of Snow Removal" by Good Roads Machinery, Inc. 1926. Library Call No. M 1270 G646.

"Snow removal in New York City" in 'The Municipal Engineers Journal', Vol. 1, No . 5, November 1915. Street nearly impassable - snow piled on sides. Library Call No. M 1270 F 419.

"Snow removal in New York City" in 'The Municipal Engineers Journal', Vol. 1, No . 5, November 1915. Snow piled in center of street - an improvement over side piling where it can be used. Library Call No. M 1270 F 419.

"Snow removal in New York City" in 'The Municipal Engineers Journal', Vol. 1, No . 5, November 1915. Shortening truck haul by snow disposal in large sewers. Library Call No. M 1270 F 419.

"Snow removal in New York City" in 'The Municipal Engineers Journal', Vol. 1, No . 5, November 1915. Drag scraper for short hauls and disposal in sewers. Library Call No. M 1270 F 419.

"Snow removal in New York City" in 'The Municipal Engineers Journal', Vol. 1, No . 5, November 1915. Testing pan scraper capacity. Using bran instead of snow. Library Call No. M 1270 F 419.

"Snow removal in New York City" in 'The Municipal Engineers Journal', Vol. 1, No . 5, November 1915. Panning snow into sewers, using hand labor. Library Call No. M 1270 F 419.

"Snow removal in New York City" in 'The Municipal Engineers Journal', Vol. 1, No . 5, November 1915. Commercial trucks with snow plows attached. Library Call No. M 1270 F 419.

"Snow removal in New York City" in 'The Municipal Engineers Journal', Vol. 1, No . 5, November 1915. Easter Sunday morning (1915) on Fifth Avenue, three hours after snow storm ceased - street cleared before noon. Library Call No. M 1270 F 419.

"Snow removal in New York City" in 'The Municipal Engineers Journal', Vol. 1, No . 5, November 1915. Regulator for mixing hydrant water and compacted snow. Library Call No. M 1270 F 419.

"Snow removal in New York City" in 'The Municipal Engineers Journal', Vol. 1, No . 5, November 1915. Regulator on small pipe sewer. Library Call No. M 1270 F 419.

Automobile being covered by snow - Photo #1.

Automobile being covered by snow - Photo #2.

Digging out the driveway with still no place to go following a heavy snow.

Dog "tasting" the snowflakes as they fall during a heavy snowfall.

Shrubbery nearly covered by the snow.

Automobile being covered by snow - Photo #3.

Befuddled and bedraggled dog can't find yard in heavy snow.