Original oil and gas trade magazine vintage ad for MARSH INSTRUMENT COMPANY. Main office and factory was Skokie, IL, Marsh Instrument & Valve Company, was located at 8407 103rd Street, Edmonton, Alberta, Canada. Marsh Christmas Tree Gauge. Congratulations to Rector Well Equipment Company on its 25th Anniversary. Marsh Gauges. On the reverse side is a half page fractional ad for TEXAS STEEL COMPANY of Fort Worth, TX. Shows a photo of an 18-wheel delivery truck and their petroleum Christmas Tree valve. Old 1955 petroleum industry gauges advertisement. Approximate size 9 x 12 inches.