Glenn Leggett,...[et al. Glenn Leggett,...[et al.] Irving Bartlett,...[et al. Alan P. Wagner,...[et al. D. S. Wright,...[et al. Elaine Stowe,...[et al. Hegger ... [et al. M. M. Lentz,...[et al. Helen C. Derrick,...[et al. Irving Bartlett,...[et al.]