"Isobars, isotherms, and winds at various altitudes in a cyclone." -Waldo, 1896

Isobars and Isotherms

"Isobars, isotherms, and winds at various altitudes in a cyclone." -Waldo, 1896

"Isobars, isotherms, and winds at various altitudes in a cyclone." -Waldo, 1896

Isobars and Isotherms

"Isobars, isotherms, and winds at various altitudes in a cyclone." -Waldo, 1896