...Birdseye and Black River, yields excellent building stone at Montreal, at Chevrotiere, nearly fort} miles above Quebec, and at many intermediate places....consist largely of the ruins of crinoids and cystideans. la Montreal undressed ashlar stone sells for from eightesn to twenty cents, per square foot, dressing...

...three to eighteen inches at the bottom, passing into black nodular bituminous limestone at the top, interstratified with black bituminous shale in irregular layers of from one to three inches 10 Gray granular bituminous limestone of the same character as before in massive beds of from ten inches...

...eighteen inches at the bottom, passing into black nodular bituminous limestone at the top, interstratiued with black bituminous shale in irregular layers of from one to three inches 10 Gray granular bituminous limestone of the same character as before in massive beds of from ten inches...

...inches at the bottorn, passing into black nodular bituminous limestone at the top, interstratifled with black bituminous shale in irregular layers of from one to three inches 10 Gray granular bituminous limestone of the same character as before in massive beds of from ten inches...

...eighteen inches at the bottom, passing into black nodular bituminous limestone at the top, interatratified with black bituminous shale in irregular layers of from one to three inches ...... . 10 Gray granular bituminous limestone of the same character as before in massive beds of from...