"At the end of the day, in our judgment, the only issue of law that is thrown up Mr Nicholl's argument is whether it is a correct conclusion that, of necessity, the taking of advice from a solicitor makes it then and thereafter, absent any physical supervening circumstances, reasonably practicable to present the application in time. We are not satisfied that there is any such legal rule or conclusion to be drawn. In our view the question is every case is a question of fact. Obviously the taking of advice from a professional adviser is a most material circumstance to consider, but we adopt what was identified as a matter of very great significant by May LJ in the passage I have the the Palmer decision, that one of the matters for investigation was the substantial cause of the employee's failure to comply with the statutory time limit. In this case it is clear from the facts that have been found by the Industrial Tribunal that the two pieces of advice about the actual time limit that were obtained by the applicant were obtained very close one after the other in point of time, because the Industrial Tribunal says of the second lot of advice: