...following provisions: " This entire policy, unless otherwise provided by agreement indorsed nereon or added hereto, shall be void if * * * the hazard...the control or knowledge of the insured; * * * or if illuminating gas or vapor be generated in the described building (or adjacent thereto) for use therein;...

...the insured now has, or shall hereafter make or procure, any other contract of insurance, * * * or if the hazard be increased by any means within the control or knowledge of the insured, * * * or if ( any usage or custom of trade or manufacture to the contrary notwithstanding) there be kept, used,...

...instructed as requested. The policy contained a clause as follows : "This entire -policy shall become void if the hazard be increased by any means within the control or knowledge of the insured." The insurance was placed upon the property heretofore mentioned "while contained in the frame shingle-roofed...

...unexplained ''This entire policy, unless otherwise provided by agreement endorsed thereon or added thereto, shall be void .... if the hazard be increased by any...the control or knowledge of the insured, ... or if (any usage or custom of trade or manufacture to the contrary notwithstanding) there be kept, used or...

...The body of the original policy continues with various provisions, among which are the following:] "This entire policy, unless otherwise provided by...the control or knowledge of the insured * * * or if a building herein described, whether intended for occupancy by owner or tenant, be or become vacant...

...entirely void, unless otherwise provided by agreement indorsed on said poicy, if the hazard should be increased by any means within the control or knowledge of the Insured; alleged that the building and rooms wherein said property was situated were used as a house of prostitution,...

...was not in force "for the reason that the said policy contained a provision that if the hazard was increased by any means within the control or knowledge of the insured said policy should be void." It is accordingly averred in apt terms that the property described In...

...interest of the insured in the property be not truly stated therein; (2) that the entire policy should be void if the hazard be increased by any means within the control or knowledge of the insured; (3) that the entire policy should be void if the interest of the insured be oilier than unconditional...

...any matter relating to this insurance or the subject thereof, whether before or after a loss. "The entire policy, unless otherwise provided by agreement...control or knowledge of the insured; or if mechanics he employed in building, altering or repairing the within described premises for more than 15 days...

...provision that the entire policy, unless otherwise provided by agreement Indorsed thereon or added thereto, shall be void "if the hazard be increased by any means within the control or knowledge of the assured," but contains no express provision as to the effect of the use or occupation of the -premises...