TY - MAP ID - 135639523 TI - Melt-water drainage-sequence diagram of the Hudson and Maynard quadrangles, Massachusetts PY - 1956 PB - Washington (D.C.) U.S. Geological Survey DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:135639523 AB - ER -