However, he went on to state that the matter was very serious and if any special circumstances were brought to the attention of the House and the Chair to the effect that members were in some way intimidated in their work or prevented from discharging their duties freely and without hindrance, there would be no hesitation in recognizing the matter as a breach of privilege.

Can we draw the following conclusion?
He said that if he was made aware that someone was using scare tactics towards members the matter would be considered a breach of privilege.
Yes