008950712s1976 us 000a eng
■00519950712144435
■056 ▼a508▼23
■090 ▼a508▼bA855▼c603
■1001 ▼aBrotherson, D. E.
■24510▼aRoofing Systems▼dD. E. Brotherson
■260 ▼aPhiladelphia▼bASTM▼c1976
■300 ▼a145p.▼c24cm
■44000▼pASTM Special Technical Publication ▼v603
■710 ▼aAmerican Society for Testing and Materia
■9500 ▼b20000*