01114nas 2200325-a 450 991068939700332120240911213022.00730-7314(CKB)991042726990622(CONSER)---81649428-(EXLCZ)9999104272699062219811222b1979199u -a- aengtxtrdacontentcrdamediacrrdacarrierProjects & experimentsWashington D.C. National Library Service for the Blind and Physically Handicapped, Library of Congress1 online resourceIn scope of the U.S. Government Publishing Office Cataloging and Indexing Program (C&I) and Federal Depository Library Program (FDLP).Print version: Projects & experiments. (DLC) 81649428 (OCoLC)8017436 Projects and experimentsPROJECTS AND EXPERIMENTSProj. exp.027.573JOURNAL9910689397003321exl_impl conversionProjects & experiments3144520UNINA