Pollen research update
Howe, GF; Williams, EL; Matzko, GT; Lammerts, WE. 1986.  CRSQ 22(4):181-182. CELD ID 6776

Abstract
In 1983 the Research Committee of the Creation Research Society (CRS) authorized E. L. Williams, G. F. Howe, G. T. Matzko, and W. E. Lammerts to collect, process, and examine rock samples from Grand Canyon for possible presence of fossil pollen.