City of San Diego Historic Site No. 997, Emma Spargle Chanter/Martin V. Melhorn House
This residence is significant at the local level of consideration under the City of San Diego Historic Resources Criteria B, C and D for significant person, architecture, and master builder. The period of significance begins in 1919 with the purchase of Block Five by the Alberta Security Company and the subsequent development and construction of the house.
The period of significance ends in 1964—the arbitrary 45-year cut off date.