• Historical Societies and Related Activities

• 154.

Safe Saving Antiquities Foreveryone Inc

Saving Antiquities for Everyone raises public awareness about the irreversible damage that results from looting, smuggling, and trading illicit antiquities.

• Humanities Organizations

• 155.

Society for Creative Anachronism Inc

Official Twitter. #TheSCA is the world's largest #medieval and #Renaissance history org.

• Ethnic Studies

• 156.

Association for Slavic East European and Eurasian Studies Inc

A leading int'l scholarly organization dedicated to advancing knowledge about East-Central & Southeast Europe, Russia, the Caucasus & Central Asia.

• Cultural/Ethnic Awareness

• 157.

Ancient Order of Hibernians in America

SUPPORT AND PROMOTION OF IRISH HERITAGE AND CULTURE IN AMERICA.

• Humanities Organizations

• 158.

Society for Creative Anachronism Inc

Official Twitter. #TheSCA is the world's largest #medieval and #Renaissance history org.

Historic Athens

Historic Athens is a 501(c)(3) non-profit working to equitably celebrate and conserve the community heritage of Athens, Georgia.

• Professional Societies & Associations

• 160.

Aia Los Angeles County Society

Archaeological Institute of America Los Angeles Society Archaeology and Cultural Heritage Activities in Los Angeles County Home AIA Los Angeles Society Founded in 1903 the AIA LA society is one of the oldest AIA chapters in the USA.

• Energy Resources Conservation & Development

• 161.

Hydrographic Socety of America Inc

The Hydrographic Society of America (THSOA) is a 501(c)3 non-profit organization committed to promoting education in hydrography.

• Research Institutes and/or Public Policy Analysis

• 162.

OCEAN EXPLORATION TRUST INC

Explore the ocean LIVE with Dr. Robert Ballard and the Corps of Exploration.