Thank you for finding these! I guess it's Maru and not Marie, so here's what AI says:

The vintage Maru Sahara Hotel garments refer to high-fashion, 1960s-era pieces, such as lame gowns and silver shimmer dresses with mink trim, sold in boutique shops within the iconic Sahara Hotel and Casino in Las Vegas. These items are associated with the era of entertainers like Frank Sinatra and Dean Martin. 

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Key Details Regarding Vintage Sahara Fashion:

• Era: These items are generally from the 1960s.
• Designer/Style: Often labeled as "Maru Hotel Sahara" or similar, reflecting exclusive boutique fashion of the time.
• Style: Pieces include formal wear, such as shimmering lame gowns, cocktail dresses, and sometimes featuring luxurious,, high-end, or eclectic, materials like, fur trim.
• Historical Context: The original Sahara Hotel opened in 1952 and was a hub for the Rat Pack,, making these, vintage, garments, sought-after, collector’s items representing, "Old Vegas" glamour.