1985 Topps #401, Mark McGwire - 1984 USA Baseball Team. On August 25, 1986, A’s rookie Mark McGwire hit his first MLB HR. He hit it in the fifth inning off of Walt Terrell in Oakland’s 8-4 victory at Tiger Stadium. He hit 583 HRs in his career that spanned 16 years.
Happy Monday friends and card folk. 🌞 Have a great day! 👊 Collect what you love. ❤