Edgar Wallace 
Secret House [PDF ebook] 

Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. He passed up the few steps into the hall and stood thoughtfully before the indicator. Presently he found what he wanted. At the very top of the list and amongst the crowded denizens of the fifth floor was a slip inscribed.