NOTES ON THE USE OF GRATINGS

H. A. ROWLAND
1889 Science  
Delaware, and has obtaiiied stone implements from various points, hcth personally and by interesting friends and residents in the v"orli he was engaged upon. H e has also made a coilectio~l to show the character and relation of the peat to the river-deposits, and in various ways has made a thorough study of the connection of the river-stations with the early inhabitants of the shore. Mr. Cresson's investigations have also been carried on in relation to the paleolithic implements found in the
more » ... nts found in the gravel, and he has been so fortunate as to discover two specimens i i z situ in the oltier gravel near Claymont, Newcastle County, Del. I l e also, in company with Mr. Thompson, made a visit to Indiana, and exanlined the gravel on White River above Medora in Jaclison County. Here
doi:10.1126/science.ns-13.330.418 pmid:17769624 fatcat:uf64b2c4cvhlldgz4tmdpwflmm