I understand you're looking for a resource on the (also spelled Mānamatam or Mayamata ), an important Sanskrit text on architecture (Vastu Shastra) and iconography, in English PDF format.
However, I cannot directly provide or link to a PDF file. Copyrighted or out-of-print texts may not be freely distributable, and providing unverified downloads could pose security or legal risks. mayamatam in english pdf