WT Dec 1, 1934 page 363 par 34:
'...The conspirators posted men at vantage points
where the evidence they needed might he procured.
Likewise today the conspirators against Jehovah '8
witnesses post members of their strong-arm squad and
those of the Judas class where they can obtain evidence
against Jehovah's witnesses. A company of
these forming part of the Judas class camp near
the Bethel home in order that they may spy out what
goes on and misrepresent the facts, hoping thereby to
entrap those who are serving Jehovah God. If the
evidence at hand is not strong enough those "staked
out" witnesses make it stronger to suit their own desires...'