one M . This timescale could well be around doubled if recycling of fuel by evolving stars is taken into account. The evolutionary timescale would, needless to say, be lengthier for a “prime-hefty” mass spectrum of star formation (Scalo 1998). If only stars with M > ten M are http://mylesmtqhp.blogofchange.com/16306196/the-single-best-strategy-to-use-for-pasquali-orion-7-95-parts-catalog