Oral History Interview with Henry van de Boogaard, 1990. Interviewed by Chester Newton and Herbert Riehl. 2 sound cassettes (ca. 2 hrs.): analog, mono. UCAR/NCAR 71-72; two physical versions (one master, one copy). Access restrictions; restriction expired in 2020. Forms part of the UCAR/NCAR Oral... Show moreOral History Interview with Henry van de Boogaard, 1990. Interviewed by Chester Newton and Herbert Riehl. 2 sound cassettes (ca. 2 hrs.): analog, mono. UCAR/NCAR 71-72; two physical versions (one master, one copy). Access restrictions; restriction expired in 2020. Forms part of the UCAR/NCAR Oral History Collection, 1968-2005. Show less