Here is what looks to be a good tutorial on the matter of House "blue slips." Note too the statement made withing that piece ...
http://www.taxhistory.org ...
'A Source of Frequent and Obstinate Altercations': The History and Application of the Origination Clause (Copyright, 2004, Tax Analysts)
First, the Origination Clause is enforceable not only by Congress but also by the courts.
Thanks. I'm listening to Arlen who doesn't want all of his spent time to be for nothing. Will read later. You are a treasure.