The owner of two dilapidated buildings along East Colfax Avenue will go before Denver’s Landmark Preservation Commission for a second time Tuesday, citing financial hardship as the reason he should be allowed to demolish the 130-year-old structures. Property owner Pando Holdings, developer Kiely Wilson’s firm, is appealing the commission’s rejection last summer of its demolition application, and the financial hardship pleading is one of the final avenues left to get permission to tear down the former mansions in the Wyman Historic District. The historic designation of the buildings at 1600 and 1618 E.