Continuous black carbon (BC) observations were conducted from 1999 through 2009 by an Aethalometer (AE10) and from 2006 through 2011 by a Multi-Angle Absorption Photometer (MAAP) at Neumayer Station (NM) under stringent contamination control. Considering the respective observation period. BC concentrations measured by the MAAP were somewhat higher (median ± standard deviation: 2. 1 ± 2. https://ashleyshomestores.shop/product-category/full-bed-w-storage/