Deprecated function: Creation of dynamic property SearchApiIndex::$status is deprecated in EntityAPIController->load() (line 256 of /local/illinoisstatemuseum/story/drupal-7/sites/all/modules/entity/includes/entity.controller.inc).
Deprecated function: Creation of dynamic property SearchApiIndex::$module is deprecated in EntityAPIController->load() (line 256 of /local/illinoisstatemuseum/story/drupal-7/sites/all/modules/entity/includes/entity.controller.inc).
Deprecated function: Creation of dynamic property SearchApiIndex::$status is deprecated in EntityAPIController->load() (line 256 of /local/illinoisstatemuseum/story/drupal-7/sites/all/modules/entity/includes/entity.controller.inc).
Deprecated function: Creation of dynamic property SearchApiIndex::$module is deprecated in EntityAPIController->load() (line 256 of /local/illinoisstatemuseum/story/drupal-7/sites/all/modules/entity/includes/entity.controller.inc).
Deprecated function: Creation of dynamic property SearchApiIndex::$status is deprecated in EntityAPIController->load() (line 256 of /local/illinoisstatemuseum/story/drupal-7/sites/all/modules/entity/includes/entity.controller.inc).
Deprecated function: Creation of dynamic property SearchApiIndex::$module is deprecated in EntityAPIController->load() (line 256 of /local/illinoisstatemuseum/story/drupal-7/sites/all/modules/entity/includes/entity.controller.inc).
Deprecated function: Creation of dynamic property SearchApiIndex::$rdf_mapping is deprecated in rdf_entity_load() (line 412 of /local/illinoisstatemuseum/story/drupal-7/modules/rdf/rdf.module).
Deprecated function: Creation of dynamic property SearchApiIndex::$rdf_mapping is deprecated in rdf_entity_load() (line 412 of /local/illinoisstatemuseum/story/drupal-7/modules/rdf/rdf.module).
Deprecated function: Creation of dynamic property SearchApiIndex::$rdf_mapping is deprecated in rdf_entity_load() (line 412 of /local/illinoisstatemuseum/story/drupal-7/modules/rdf/rdf.module).
Deprecated function: Creation of dynamic property SearchApiServer::$status is deprecated in EntityAPIController->load() (line 256 of /local/illinoisstatemuseum/story/drupal-7/sites/all/modules/entity/includes/entity.controller.inc).
Deprecated function: Creation of dynamic property SearchApiServer::$module is deprecated in EntityAPIController->load() (line 256 of /local/illinoisstatemuseum/story/drupal-7/sites/all/modules/entity/includes/entity.controller.inc).
Deprecated function: Creation of dynamic property SearchApiServer::$rdf_mapping is deprecated in rdf_entity_load() (line 412 of /local/illinoisstatemuseum/story/drupal-7/modules/rdf/rdf.module).
Deprecated function: Creation of dynamic property SearchApiQueryFilter::$tags is deprecated in SearchApiQueryFilter->__construct() (line 1022 of /local/illinoisstatemuseum/story/drupal-7/sites/all/modules/search_api/includes/query.inc).
Deprecated function: Creation of dynamic property SearchApiQueryFilter::$tags is deprecated in SearchApiQueryFilter->__construct() (line 1022 of /local/illinoisstatemuseum/story/drupal-7/sites/all/modules/search_api/includes/query.inc).
Compare the size of ancient corn cob with modern-day corn.
Photoelectric relay made at Yerkes Observatory, Williams Bay, Wisconsin, with the cooperation of the General Electric Co., and photoelectric cells by R. J. Cashman and W. S. Huxford, 1933. Courtesy of the Adler Planetarium.
WWI helmet, (1917) worn by by Kent Hagler (shown in framed image) during his service in France.
