TY - RPRT TI - Outcrop structural data from parts of the Petersburg and Sumdum 1:250,000-scale quadrangles, southeastern Alaska AU - Peter J. Haeussler AU - Susan M. Karl PY - 2001 DO - 10.3133/ofr01427 UR - https://pubs.usgs.gov/publication/ofr01427 ID - ofr01427 ER -